Luminox P–38 LIGHTNING® GMT, 44 mm XA.9521 Sapphire Crystal, Swiss Made Watch
Luminox P–38 LIGHTNING® GMT, 44 mm XA.9521 Sapphire Crystal, Swiss Made Watch
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Luminox P-38 LIGHTNING® GMT – 42mm | Model XA.9521
Inspired by the legendary WWII aircraft, the Luminox P-38 LIGHTNING® GMT (XA.9521) blends aviation heritage with modern Swiss precision. Designed for travelers and professionals who demand reliability, this 42mm timepiece delivers dual time zone functionality, exceptional legibility, and rugged durability — all in a refined, everyday-wear design.
Aviation Heritage, Modern Performance
A tribute to the iconic P-38 Lightning fighter plane, the dial design nods to traditional 1940s B-Uhr navigation watches. Just below the 12 o’clock marker, the upward-pointing triangle with two dots allows instant orientation and effortless time reading — even in challenging conditions.
Dual Time Zone Convenience (GMT)
The integrated GMT function allows you to track a second time zone simultaneously, making it an essential companion for international travel, business trips, or staying connected with family across the globe.
Key Features
Swiss Precision Movement
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Swiss Made
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Swiss Quartz Movement – RONDA 515.24H
-
Approx. 50-month battery life
-
Highly reliable and low maintenance
Exceptional Night Visibility
-
Luminox Light Technology (LLT)
-
Constant glow for up to 25 years
-
No external light source required
Durable Construction
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42mm 316L stainless steel case
-
Thickness: 14mm
-
Weight: 85g
-
Screw-in stainless steel caseback
-
Screw-in crown for enhanced water resistance
-
Sapphire crystal with anti-reflective coating
-
Water resistance: 100 meters / 330 feet / 10 ATM
Strap & Comfort
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Premium brown leather strap
-
Signature Luminox buckle
-
Comfortable fit for everyday wear or travel
Sustainability Commitment
This watch is part of a brand-wide sustainability initiative and is comprehensively CO₂ neutral, covering scopes 1, 2, and 3 of the Greenhouse Gas Protocol. Performance meets responsibility.
Why Choose the P-38 LIGHTNING® GMT?
✔ Aviation-inspired heritage design
✔ Dual time zone functionality
✔ 25-year constant glow illumination
✔ Sapphire crystal scratch resistance
✔ Swiss-made reliability
✔ CO₂ neutral manufacturing
The Luminox P-38 LIGHTNING® GMT (XA.9521) is the perfect fusion of historical inspiration and modern innovation — built for travelers, professionals, and watch enthusiasts who value precision, durability, and timeless style.
Product Details
- Item # (SKU)
- XA.9521
- Dial Figures:
- Black
- Water Resistance:
- 10ATM
- Case Size:
- 42mm
- Strap:
- Leather Brown
- UPC Code:
- 746469952114
- EAN Code:
- 7611382630476
- Metal:
- Steel
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Returns & Refunds Information
Returns must be postmarked: within 15 days of delivery for a refund and within 30 days for a Store Credit or Exchange.

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Why Us?
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Description
Marcos Jewelers
💎 Exceptional Craftsmanship
At Marcos Jewelers, every piece is carefully selected for brilliance, durability, and timeless beauty. From solid gold settings to hand-set stones, quality is never compromised.
✨ Honest & Transparent Descriptions
We clearly state metal type, stone details, and specifications so you know exactly what you’re purchasing. No confusion, no surprises.
💰 Luxury at Fair Prices
We believe fine jewelry should be accessible. By offering competitive pricing without sacrificing quality, Marcos Jewelers gives you true value for your investment.
🚚 Fast & Secure Shipping
Orders are processed quickly and shipped with tracking and secure packaging to ensure your jewelry arrives safely.
🔄 Hassle-Free Returns
Shop with confidence knowing we offer easy returns and responsive customer support if you need assistance.
💬 Personalized Customer Service
We treat every customer with respect and care. Whether it’s a gift, engagement ring, or everyday jewelry, we’re here to help you choose the perfect piece.
Luminox P-38 LIGHTNING® GMT – 42mm | Model XA.9521
Inspired by the legendary WWII aircraft, the Luminox P-38 LIGHTNING® GMT (XA.9521) blends aviation heritage with modern Swiss precision. Designed for travelers and professionals who demand reliability, this 42mm timepiece delivers dual time zone functionality, exceptional legibility, and rugged durability — all in a refined, everyday-wear design.
Aviation Heritage, Modern Performance
A tribute to the iconic P-38 Lightning fighter plane, the dial design nods to traditional 1940s B-Uhr navigation watches. Just below the 12 o’clock marker, the upward-pointing triangle with two dots allows instant orientation and effortless time reading — even in challenging conditions.
Dual Time Zone Convenience (GMT)
The integrated GMT function allows you to track a second time zone simultaneously, making it an essential companion for international travel, business trips, or staying connected with family across the globe.
Key Features
Swiss Precision Movement
-
Swiss Made
-
Swiss Quartz Movement – RONDA 515.24H
-
Approx. 50-month battery life
-
Highly reliable and low maintenance
Exceptional Night Visibility
-
Luminox Light Technology (LLT)
-
Constant glow for up to 25 years
-
No external light source required
Durable Construction
-
42mm 316L stainless steel case
-
Thickness: 14mm
-
Weight: 85g
-
Screw-in stainless steel caseback
-
Screw-in crown for enhanced water resistance
-
Sapphire crystal with anti-reflective coating
-
Water resistance: 100 meters / 330 feet / 10 ATM
Strap & Comfort
-
Premium brown leather strap
-
Signature Luminox buckle
-
Comfortable fit for everyday wear or travel
Sustainability Commitment
This watch is part of a brand-wide sustainability initiative and is comprehensively CO₂ neutral, covering scopes 1, 2, and 3 of the Greenhouse Gas Protocol. Performance meets responsibility.
Why Choose the P-38 LIGHTNING® GMT?
✔ Aviation-inspired heritage design
✔ Dual time zone functionality
✔ 25-year constant glow illumination
✔ Sapphire crystal scratch resistance
✔ Swiss-made reliability
✔ CO₂ neutral manufacturing
The Luminox P-38 LIGHTNING® GMT (XA.9521) is the perfect fusion of historical inspiration and modern innovation — built for travelers, professionals, and watch enthusiasts who value precision, durability, and timeless style.
| Item # (SKU) | Metal | Dial Figures | Water Resistance | Case Size | Strap | UPC Code | EAN Code |
|---|---|---|---|---|---|---|---|
| XA.9521 | Steel | Black | 10ATM | 42mm | Leather Brown | 746469952114 | 7611382630476 |