Side by side

Orient M-Force AC0NvsSpinnaker Croft 39 GMT

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

M-Force AC0N
OrientM-Force AC0N
MSRP $555
Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445

At a glance

15 of 29 specs differ
Diameter
M-Force AC0N45mm
Croft 39 GMT39mm
Power Reserve
M-Force AC0N40h
Croft 39 GMT40h
Water Resistance
M-Force AC0N200m
Croft 39 GMT100m
MSRP
M-Force AC0N$555
Croft 39 GMT$445

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
45mm
39mm
Thickness
12.8mm
13mm
Lug-to-Lug
52mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Green
Red
Indices
Applied

Movement

4 specs
Caliber
F6727
Seiko NH34A
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Date
None

Pricing

1 specs
MSRP
$555
$445

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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.

Orient M-Force AC0N

Owners widely praise the Orient M-Force AC0N for its rugged, tank-like appearance and robust, well-built construction, with many citing the reliability of Japanese automatic movements as a key draw. Reviewers and owners consistently flag excellent lume and a superior diver bezel, though one owner notes poor low-light legibility due to weak lume. Accuracy figures vary, with one owner reporting stable +12 seconds/day timekeeping while another found it kept near-perfect time when fully wound; a wobbly crown was also noted by one owner. Overall, owners rate the Orient M-Force AC0N highly for its toughness and value, with its striking design and durable build being the primary reasons for satisfaction.

Spinnaker Croft 39 GMT

Owners praise the Spinnaker Croft 39 GMT for its colorful design, NH34 GMT movement, and reasonable price, noting high-standard manufacturing on the case, bezel, and bracelet. One owner finds the 43mm case and 51mm lug-to-lug dimensions too large for the design, preferring a 39-40mm case size. A potential issue with the lume was noted by one user. On balance, owners value the Spinnaker Croft 39 GMT for its attractive design and build quality at its price point, though sizing is a point of contention for some.

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