Side by side

Tudor Black Bay ProvsGruppo Gamma Field III GMT Date

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

Black Bay Pro
TudorBlack Bay Pro
MSRP $5,075
Field III GMT Date
Gruppo GammaField III GMT Date
MSRP $459

At a glance

18 of 29 specs differ
Diameter
Black Bay Pro39mm
Field III GMT Date40mm
Power Reserve
Black Bay Pro70h
Field III GMT Date41h
Water Resistance
Black Bay Pro200m
Field III GMT Date200m
MSRP
Black Bay Pro$5,075
Field III GMT Date$459

Full specifications

Case

6 specs
Diameter
39mm
40mm
Thickness
14.6mm
14mm
Lug-to-Lug
46mm
48.5mm
Lug Width
20mm
22mm
Finish
Polished + Satin
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Indices
Applied
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
MT5652
Seiko Instruments NH38A
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
41h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes
Complications
GMT
GMT, Date

Pricing

1 specs
MSRP
$5,075
$459

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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.

Tudor Black Bay Pro

The Tudor Black Bay Pro is praised for its handsome design, high-quality finishing, and 200-meter water resistance. Reviewers note its 39mm case size contributes to comfortable wear, though its 14.6mm thickness is considered substantial due to case design and movement height, giving it a satisfyingly chunky sport watch presence. Some find the three snowflake hands a minor aesthetic quibble. On balance, reviewers consider the Tudor Black Bay Pro a nice watch for enthusiasts at an attractive price point, appreciating its fixed steel bezel and contrasting date wheel.

Gruppo Gamma Field III GMT Date

Owners widely praise the Gruppo Gamma Field III GMT Date for its awesome looks, quality, and good value. The watch features a 40mm brushed 316L stainless steel case, box sapphire crystal, and 200m water resistance, powered by a Seiko NH34A movement. Some reviewers note the NH34A movement's accuracy can range from -20~+40 seconds per day, though one reviewer reported +5 seconds per day with a regulated movement. The dial's dense layout with Arabic numerals can be overwhelming for some, and one owner found the size unsuitable for smaller wrists. On balance, owners rate the Gruppo Gamma Field III GMT Date highly for its impressive finishing and toolish design at its price point.

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