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Christopher Ward C65 Aquitaine Bronze COSCvsSeiko Prospex Sea Save the Ocean Special Edition

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

C65 Aquitaine Bronze COSC
Christopher WardC65 Aquitaine Bronze COSC
MSRP $1,695

At a glance

15 of 29 specs differ
Diameter
C65 Aquitaine Bronze COSC46.68mm
Prospex Sea Save the Ocean Special Edition43.8mm
Power Reserve
C65 Aquitaine Bronze COSC38h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
C65 Aquitaine Bronze COSC200m
Prospex Sea Save the Ocean Special Edition200m
MSRP
C65 Aquitaine Bronze COSC$1,695
Prospex Sea Save the Ocean Special Edition$650

Full specifications

Case

6 specs
Diameter
46.68mm
43.8mm
Thickness
12.45mm
12.8mm
Lug-to-Lug
46.68mm
48.7mm
Material
Bronze
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Caseback
Display
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
SW200
4R35
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
41h
Jewels
26
23
Complications
Moonphase, Day-date, Date
None

Pricing

1 specs
MSRP
$1,695
$650

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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 Bronze COSC

Owners widely praise the Christopher Ward C65 Aquitaine Bronze COSC for its comfortable wearability, durable case and bezel, and smooth winding action, with one owner finding its case superior to a Tudor's. However, accuracy is a significant concern, with one owner reporting +17 seconds per day. The rubber strap is also noted as lacking refinement, and some suggest design tweaks for greater brand uniqueness. Overall, owners rate the Christopher Ward C65 Aquitaine Bronze COSC highly for its wearability and case finishing, despite accuracy concerns with the Sellita SW330-2 movement.

Seiko Prospex Sea Save the Ocean Special Edition

Owners widely praise the Seiko Prospex Sea Save the Ocean Special Edition for its exceptional and captivating dial designs, often described as a highlight that evokes ocean surfaces with unique textures and color gradients. The watch is frequently noted for its excellent value, with some reviewers comparing its aesthetics to much higher-priced brands. Owners report satisfactory lume and accurate timekeeping, with figures ranging from +5 seconds per day to more precise results. However, some owners and reviewers point to the bracelet clasp as a point of criticism, describing it as underwhelming or flimsy, and some find the watch to be top-heavy. There are also mentions of imperfect day/date wheel alignment and occasional bezel alignment issues on some models within the line. The Seiko Prospex Sea Save the Ocean Special Edition is available in various case sizes, with some owners questioning if certain dimensions are too bulky for daily wear.

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