Side by side

Christopher Ward C1 Moonphase 37vsSeestern S456 GMT

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

C1 Moonphase 37
Christopher WardC1 Moonphase 37
MSRP $3,050
S456 GMT
SeesternS456 GMT
MSRP $299

At a glance

14 of 29 specs differ
Diameter
C1 Moonphase 3744.07mm
S456 GMT41mm
Power Reserve
C1 Moonphase 3738h
S456 GMT41hh
Water Resistance
C1 Moonphase 3730m
S456 GMT200m
MSRP
C1 Moonphase 37$3,050
S456 GMT$299

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
44.07mm
41mm
Thickness
13.1mm
13mm
Lug-to-Lug
44.07mm
49mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

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

Movement

5 specs
Caliber
SW220
Seiko NH34
Beat Rate
4 vph
3 vph
Power Reserve
38h
41hh
Jewels
26
24
Complications
Moonphase
GMT

Pricing

1 specs
MSRP
$3,050
$299

Follow this matchup

Get a note when Christopher Ward C1 Moonphase 37 vs Seestern S456 GMT gets more votes, a community discussion, or a price drop. No account needed.

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 C1 Moonphase 37

Owners widely praise the Christopher Ward C1 Moonphase 37 for its aventurine dial and moon display, with one user awarding it a perfect score for its celestial theme. However, the lack of hour markers and lume-less hands make time-telling difficult, and hands can disappear against the dial. The COSC-certified movement averages +2.3 seconds per day, and the bracelet clasp is noted for comfort. The moonphase complication itself is reported by one owner to be inaccurate despite manufacturer attempts to correct it, though other users view such complications as primarily decorative. The 38-hour power reserve is considered short. Overall, owners rate the Christopher Ward C1 Moonphase 37 highly for its striking aventurine dial and moon focus, despite challenges with legibility and the practical accuracy of its moonphase complication.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.