Side by side

Seiko Prospex Sea 1968 Heritage Diver's GMT WatchvsSpinnaker Croft 42 Skeleton

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

Croft 42 Skeleton
SpinnakerCroft 42 Skeleton
MSRP $435

At a glance

13 of 29 specs differ
Diameter
Prospex Sea 1968 Heritage Diver's GMT Watch42mm
Croft 42 Skeleton42mm
Power Reserve
Prospex Sea 1968 Heritage Diver's GMT Watch72h
Croft 42 Skeleton40h
Water Resistance
Prospex Sea 1968 Heritage Diver's GMT Watch300m
Croft 42 Skeleton100m
MSRP
Prospex Sea 1968 Heritage Diver's GMT Watch$1,700
Croft 42 Skeleton$435

Full specifications

Case

6 specs
Category
Diver
Sport
Thickness
13.3mm
14mm
Lug-to-Lug
48.6mm
49mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
6R54
SII NH38A
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,700
$435

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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 1968 Heritage Diver's GMT Watch

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch offers a 300-meter depth rating and a caller-style GMT complication powered by the Caliber 6R54 movement, which provides a 72-hour power reserve. Reviewers note its refined clasp with extensive micro-adjustment. However, the movement's accuracy, ranging from +25 to -15 seconds per day, is considered a drawback by some. Overall, reviewers highlight the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch as a good reminder of Seiko's value, despite the wide accuracy range of its movement.

Spinnaker Croft 42 Skeleton

Owners widely report the Spinnaker Croft 42 Skeleton offers good build quality for its price, with some finding it a decent buy on sale. Reviewers note the 42mm case provides significant wrist presence. However, opinions are split on legibility and aesthetics, with some finding it poorly executed and uninteresting while others consider it one of the more legible skeleton watches. The watch is powered by a Seiko NH70 automatic movement with a 41-hour power reserve, though one reviewer considered the movement uninteresting. The bracelet and clasp are considered mediocre for the price point. Overall, owners and reviewers find the Spinnaker Croft 42 Skeleton to be a polarizing but potentially good value skeletonized dive watch when purchased on sale, with its build quality being a key positive for many.

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