Side by side

Christopher Ward C60 Atoll 300vsSeestern S456 GMT

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

C60 Atoll 300
Christopher WardC60 Atoll 300
MSRP $1,320
S456 GMT
SeesternS456 GMT
MSRP $299

At a glance

16 of 29 specs differ
Diameter
C60 Atoll 30047.4mm
S456 GMT41mm
Power Reserve
C60 Atoll 30038h
S456 GMT41hh
Water Resistance
C60 Atoll 300300m
S456 GMT200m
MSRP
C60 Atoll 300$1,320
S456 GMT$299

Full specifications

Case

8 specs
Category
Diver
GMT
Diameter
47.4mm
41mm
Thickness
11.3mm
13mm
Lug-to-Lug
47.4mm
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed + Polished + Sandblasted
Brushed + Polished
Water Resistance
300m
200m
Caseback
Display
Solid

Crystal & Dial

2 specs
Dial Color
Blue
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
SLN X1 BL C1
C1

Movement

5 specs
Caliber
SW200
Seiko NH34
Beat Rate
4 vph
3 vph
Power Reserve
38h
41hh
Jewels
26
24
Complications
Moonphase, Day-date, Date
GMT

Pricing

1 specs
MSRP
$1,320
$299

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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 Atoll 300

Owners widely praise the Christopher Ward C60 Atoll 300 for its superb fit and finish, with its "light catcher" case described as jewelry-like and its dial as beautiful and well-coordinated with the strap. The Sellita SW200-1 movement is noted for running near COSC standards, though one owner reports accuracy around -6 seconds per day while another notes +1/+2 seconds per day. Some users desire a larger 42mm size option. On balance, owners rate the Christopher Ward C60 Atoll 300 highly for its exceptional case finishing and dial aesthetics at its price point.

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

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