Side by side

Christopher Ward C60 Trident GMT 300vsSeiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation

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
C60 Trident GMT 30040mm
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation39.5mm
Power Reserve
C60 Trident GMT 30056h
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation45h
Water Resistance
C60 Trident GMT 300300m
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation200m
MSRP
C60 Trident GMT 300$1,450
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation$2,800

Full specifications

Case

4 specs
Diameter
40mm
39.5mm
Thickness
11.7mm
12.3mm
Lug-to-Lug
47.5mm
47.2mm
Water Resistance
300m
200m

Crystal & Dial

4 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
White
Black
Lume
SLN X1 BL C1
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
SW330-2
6L37
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
45h
Jewels
25
26
Complications
GMT
None

Pricing

1 specs
MSRP
$1,450
$2,800

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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 C60 Trident GMT 300

Owners widely praise the Christopher Ward C60 Trident GMT 300's build quality and finishing, finding it a serious alternative to established Swiss brands. The 40mm size is considered comfortable with good wrist presence, and the lume is fantastic. The Sellita SW330-2 movement is noted as slim for a GMT, with one owner reporting accuracy of +5 seconds per week. Some owners dislike the older Bader bracelet and wish for better AR coating, while a reviewer noted the handset could be updated. On balance, owners and reviewers rate the Christopher Ward C60 Trident GMT 300 highly for its exceptional build quality and finishing at its price point.

Seiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation

The Seiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation is noted for its refined, slimmed-down 39.5mm stainless steel case with a "super hard" coating and a box-shaped sapphire crystal. It offers 200 meters of water resistance and is powered by the slim Caliber 6L37 automatic movement, which has a 46-hour power reserve and an accuracy rating of -10/+15 seconds per day. Reviewers highlight its wearability and functionality as a dive watch, with one noting it as Seiko's thinnest diver ever at 12.3mm. However, concerns are raised about Seiko's continued reliance on the 62MAS design, with one reviewer wishing the Marinemaster remained a separate line, and the bracelet's end-links appearing mismatched in initial images. Its price of A$4,650 is considered high given its specifications compared to competitors.

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