Side by side

Seiko Prospex SeavsSpinnaker Croft Pioneer

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

Prospex Sea
SeikoProspex Sea
MSRP $1,500
Croft Pioneer
SpinnakerCroft Pioneer
MSRP $199

At a glance

13 of 29 specs differ
Diameter
Prospex Sea43.5mm
Croft Pioneer42mm
Power Reserve
Prospex Sea70h
Croft Pioneer40h
Water Resistance
Prospex Sea200m
Croft Pioneer100m
MSRP
Prospex Sea$1,500
Croft Pioneer$199

Full specifications

Case

6 specs
Diameter
43.5mm
42mm
Thickness
13.3mm
12mm
Lug-to-Lug
51mm
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Grey
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
6R35
SII NH35A
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,500
$199

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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.

Seiko Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

Spinnaker Croft Pioneer

Owners widely praise the Spinnaker Croft Pioneer for its detailed workmanship and attractive dial tones that appear distinct in sunlight, with one owner reporting excellent timekeeping of zero gain or loss over two days. However, some owners report the watch keeping poor time, losing five minutes in a day, and find the crown difficult to spin. The leather strap is also noted as rigid. On balance, owners rate the Spinnaker Croft Pioneer highly for its unique aventurine dial and wrist presence at the $130 price point.

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