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 $1,500

At a glance

15 of 29 specs differ
Diameter
C65 Aquitaine GMT46.68mm
Prospex Sea43.5mm
Power Reserve
C65 Aquitaine GMT56h
Prospex Sea70h
Water Resistance
C65 Aquitaine GMT200m
Prospex Sea200m
MSRP
C65 Aquitaine GMT$1,935
Prospex Sea$1,500

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
46.68mm
43.5mm
Thickness
12.7mm
13.3mm
Lug-to-Lug
46.68mm
51mm
Material
Stainless Steel
Titanium
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 and index(es)

Movement

5 specs
Caliber
SW330
6R35
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
70h
Jewels
25
24
Complications
GMT, Moonphase, Day-date
None

Pricing

1 specs
MSRP
$1,935
$1,500

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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

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

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