Christopher Ward C65 Aquitaine GMTvsUlysse Nardin San Marco GMT ± Big Date

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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

C65 Aquitaine GMT

San Marco GMT ± Big Date
Diameter
41mm
40mm
Lug-to-Lug
46.7mm
n/a
Thickness
12.7mm
11.8mm
lowest
Water Resistance
200m
highest
100m
Power Reserve
56h
highest
42h
MSRP
$1,935
n/a
Movement
Sellita SW330-2
UN-22
Case
7 specsCrystal & Dial
2 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Christopher Ward C65 Aquitaine GMT for its vintage aesthetic, particularly the "Beach Sand" dial and box sapphire crystal, and the contrasting blue ceramic bezel. Reviewers note the highly polished sapphire bezel insert with warm ivory font that precisely matches the dial's lume pods, and the balanced date at 6 o'clock. The 41mm case size is considered a positive downsize, and the watch is described as versatile, lightweight, and rugged with 200m water resistance. On balance, owners and reviewers rate the Christopher Ward C65 Aquitaine GMT highly for its stunning vintage design and wearability at its price point.
Owners widely praise the Ulysse Nardin San Marco GMT ± Big Date for its exceptional reliability and build quality, with one owner reporting twelve years of service comparable to Rolex and JLC. Reviewers and owners consistently highlight its superb accuracy, with figures as precise as ±1 second per day, and its practical GMT functionality for travelers. The watch's design is described as having just enough eccentricity to be interesting, featuring good legibility and great finishing, though some find its aesthetic dated. The 40mm case is noted to wear well, and the movement is praised for its in-house components and silicon parts. Overall, owners and reviewers rate the Ulysse Nardin San Marco GMT ± Big Date highly for its enduring reliability and precise timekeeping.
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