Side by side

Spinnaker Croft 39 GMTvsTudor Black Bay Chrono

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

Croft 39 GMT
SpinnakerCroft 39 GMT
MSRP $445
Black Bay Chrono
TudorBlack Bay Chrono
MSRP $7,000

At a glance

21 of 29 specs differ
Diameter
Croft 39 GMT39mm
Black Bay Chrono41mm
Power Reserve
Croft 39 GMT40h
Black Bay Chrono70h
Water Resistance
Croft 39 GMT100m
Black Bay Chrono200m
MSRP
Croft 39 GMT$445
Black Bay Chrono$7,000

Full specifications

Case

9 specs
Category
GMT
Chronograph
Diameter
39mm
41mm
Thickness
13mm
14.4mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

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

Movement

7 specs
Caliber
Seiko NH34A
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph, Date

Pricing

1 specs
MSRP
$445
$7,000

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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.

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.

Tudor Black Bay Chrono

Owners widely praise the Tudor Black Bay Chrono as a fantastic offering. Reviewers note the 41mm case's 200-meter water resistance and its channeling of vintage chronograph design, with the reverse panda dial offering excellent legibility. However, one reviewer points out that the white lume on the panda dial can blend with the hands and markers, and the snowflake hand can obscure the 45-minute chronograph totalizer. Overall, owners rate the Tudor Black Bay Chrono highly for its strong design and legibility, despite minor legibility concerns on certain dial configurations.

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