Side by side

Christopher Ward C65 Sandhurst Series 2vsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

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

At a glance

14 of 29 specs differ
Diameter
C65 Sandhurst Series 240mm
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
Power Reserve
C65 Sandhurst Series 238h
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
C65 Sandhurst Series 2150m
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
MSRP
C65 Sandhurst Series 2$1,375
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350

Full specifications

Case

6 specs
Category
Diver
Diameter
40mm
42.7mm
Thickness
11.9mm
13.2mm
Lug-to-Lug
43.7mm
46.4mm
Finish
down backplate with deep-stamped British Army Heraldic badge
Brushed and polished
Water Resistance
150m
200m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
SLN Grade X1 BL C1
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
SW200-1
6R35
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
70h
Jewels
26
24

Pricing

1 specs
MSRP
$1,375
$1,350

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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 Sandhurst Series 2

Owners widely praise the Christopher Ward C65 Sandhurst Series 2 for its COSC-certified accuracy and clean British-military aesthetic, with many highlighting its balanced wearability and cool, ultra-legible mid-century design. The gorgeous domed crystal and the MOD badge on the caseback are noted as charming details. Some owners find the 38mm case size potentially too small for larger wrists, while others question its claimed military heritage. The watch is powered by a Sellita SW200 COSC movement with a 38-hour power reserve and features Grade X1 Super-LumiNova on its matte black dial. Overall, the consensus is that the Christopher Ward C65 Sandhurst Series 2 is highly regarded for its character and COSC-certified accuracy.

Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition

The Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition is praised for its beautiful design and refinement over previous models, featuring vertically textured glacier-inspired dials. Owners, however, consider the €1500 RRP too high, suggesting a price closer to €900-€1000, noting the aluminum bezel insert instead of ceramic. Some owners report the 6R movement runs slow. On balance, owners find the Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition beautiful and a refinement, but the price and aluminum bezel are points of contention.

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