Side by side

Christopher Ward C65 Aquitaine GMTvsSeiko Prospex Sea

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C65 Aquitaine GMT
Christopher WardC65 Aquitaine GMT
MSRP $1,935
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

14 of 29 specs differ
Diameter
C65 Aquitaine GMT46.68mm
Prospex Sea43.8mm
Power Reserve
C65 Aquitaine GMT56h
Prospex Sea41h
Water Resistance
C65 Aquitaine GMT200m
Prospex Sea200m
MSRP
C65 Aquitaine GMT$1,935
Prospex Sea$625

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
46.68mm
43.8mm
Thickness
12.7mm
12.8mm
Lug-to-Lug
46.68mm
48.7mm
Finish
Brushed + Polished
Brushed and polished
Caseback
Display
Solid

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
SLN X1 BL Old Radium
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
SW330
4R35
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
41h
Jewels
25
23
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,935
$625

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C65 Aquitaine GMT

The Christopher Ward C65 Aquitaine GMT is widely praised for its vintage aesthetic, featuring a "Beach Sand" dial, box sapphire crystal, and a contrasting blue ceramic bezel. Owners and reviewers alike highlight its beautiful design, noting it appears even better in person than in press photos, with a highly polished sapphire bezel insert and warm ivory font that precisely matches the dial's lume pods. The 41mm case size is considered a positive downsize, and its 200m water resistance, combined with a lightweight and rugged build, makes it a versatile traveler. The date at 6 o'clock is noted for providing balance and elegance. On balance, owners and reviewers rate the Christopher Ward C65 Aquitaine GMT highly for its stunning vintage design and versatile, robust build.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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