




Ball
Engineer III Endurance 1917 GMT Rainbow Tubes
GM9100C-S2C-GYR
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Engineer III Endurance 1917 GMT Rainbow Tubes
Sydney Showroom
19/76b Edinburgh Road
Marrickville NSW 2204
Australia
Engineer III Endurance 1917 GMT Rainbow Tubes
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Engineer III Endurance 1917 GMT Rainbow Tubes
Buy Now, Pay Later
- Repay in 4 installments fortnightly, interest-free.
- The maximum purchase amount is $3,000.
- Learn more about Afterpay
Engineer III Endurance 1917 GMT Rainbow Tubes
Register to receive a notification when this item comes back in stock.
Overview
- Case size
- 41 mm
- Movement
- Automatic
- Calibre RRM7337-C
- Crystal
- Sapphire
- Anti-reflective sapphire crystal
The Ball Engineer III Endurance 1917 GMT Rainbow Tubes is a refined men's watch that merges bold exploration heritage with advanced precision.
Crafted in corrosion-resistant 904L stainless steel and powered by the COSC-certified GMT Caliber RRM7337-C, it offers seamless dual-time functionality and a quick-set date mechanism. The grey dial is accented with 39 luminous micro gas tubes, creating exceptional visibility in darkness, while the anti-reflective sapphire crystal ensures clarity at every glance. With 1,000 Gauss anti-magnetic protection, shock resistance up to 5,000Gs, and water resistance up to 100 meters, this timepiece withstands the most demanding conditions. A screw-in crown and Amortiser® anti-shock system further enhance its durability, making it a standout in high-performance watches. At 41mm, it balances rugged appeal with everyday sophistication, ideal for those who value resilience and timeless design.
Specifications
- LIMITED EDITION
- 1000
- WEIGHT
- Approx. 180g
- Gender
- Male
- MOVEMENT
- Automatic BALL Manufacture caliber RRM7337-C
- Chronometer certified COSC
- Special movement oil to endure -45°C / -49°F
- SIZE (CASE)
- Ø 41mm, height 13.15mm
- ANTI-MAGNETISM
- 1,000 Gauss (80,000 A/m)
- MICRO GAS TUBES
- 39 micro gas tubes on hour, minute, second and GMT hands, dial for night reading capability
- FUNCTIONS
- Quick set local 12-hour hand
- Second time zone indication illuminated with micro gas tubes
- Hours, minutes, sweep second and magnified date
- 5,000Gs shock resistance
- CASE MATERIAL
- 904L stainless steel
- Mu-metal shield
- Amortiser® patented anti-shock system
- CROWN
- Screwed-in crown
- DIAL COLOR
- Grey
- BRACELET
- 904L stainless steel bracelet
- LUG WIDTH
- 20mm
- LUG TO LUG
- Approx. 47.6mm
Sport-elegance, taken further

The Engineer, re-imagined
Engineer III re-imagines the celebrated Engineer series, bringing technical advances to a streamlined case.
The standard of the railroads
In 1891 Webb C. Ball was appointed Chief Inspector for the Lake Shore Lines. His inspection system set the standard for the railroads.
Self-powered light
Self-powered micro gas tubes light the dial, with no need to charge them in the light.
A certified chronometer
Its automatic movement is certified by COSC, the Official Swiss Chronometer Testing Institute.
Protected against shocks
BALL's patented Amortiser® anti-shock system protects the movement against external shocks.

4-year international warranty
Every BALL watch from Watch Direct comes with a 4-year international manufacturer’s warranty.
Watch Direct is an authorised BALL retailer, trading since 2011.

About Ball
Ball traces its roots to Ohio's railroads. After the Great Kipton train wreck of April 1891, jeweller Webb C. Ball was appointed Chief Time Inspector, and his strict inspection standards reshaped American railroad timekeeping. The Webb C. Ball Watch Company was formed in 1894 to distribute railroad watches, and in 2001 Ball introduced the first mechanical watch lit by micro gas tubes.
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Shipping & Returns
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Returns Policy
Holiday gift returns: orders placed 1 November to 31 December 2026 can be returned or exchanged until 31 January 2027.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
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