Side by side

Christopher Ward C1 Moonphase 37vsSeiko Prospex Sea PADI Special Edition

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
Prospex Sea PADI Special Edition
SeikoProspex Sea PADI Special Edition
MSRP $625

At a glance

16 of 29 specs differ
Diameter
C1 Moonphase 3744.07mm
Prospex Sea PADI Special Edition43.8mm
Power Reserve
C1 Moonphase 3738h
Prospex Sea PADI Special Edition41h
Water Resistance
C1 Moonphase 3730m
Prospex Sea PADI Special Edition200m
MSRP
C1 Moonphase 37$3,050
Prospex Sea PADI Special Edition$625

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
44.07mm
43.8mm
Thickness
13.1mm
12.8mm
Lug-to-Lug
44.07mm
48.7mm
Lug Width
20mm
22mm
Finish
Brushed + Polished
Brushed and polished
Water Resistance
30m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
SLN X1 WL C1
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
SW220
4R35
Beat Rate
4 vph
28,800 vph
Power Reserve
38h
41h
Jewels
26
23
Complications
Moonphase
None

Pricing

1 specs
MSRP
$3,050
$625

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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 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.

Seiko Prospex Sea PADI Special Edition

The Seiko Prospex Sea PADI Special Edition is widely praised for its attractive, jewel-toned teal or emerald green dials with wave patterns and vibrant PADI color schemes. Owners and reviewers note its solid build quality, refined case, and good value, with some highlighting the laser-engraved bezel numerals and LumiBrite for legibility. The 6R55 movement offers a 72-hour power reserve, while the 6R15 provides 50 hours. Accuracy figures vary, with the 6R55 rated +25/-15 seconds per day and the 6R15 around +/- 15-25 seconds per day. Some find the lug-to-lug measurement, around 49.5mm, potentially long for smaller wrists, and one owner noted a unique case design made the watch wear top-heavy. Another owner found the finishing and bracelet design basic. Overall, owners and reviewers appreciate the Seiko Prospex Sea PADI Special Edition for its striking dial aesthetics and solid dive watch construction at its price point.

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