Side by side

Grand Seiko SBGK007vsTudor Black Bay 58 18K

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

SBGK007
Grand SeikoSBGK007
MSRP $7,300
Black Bay 58 18K
TudorBlack Bay 58 18K
MSRP $22,550

At a glance

20 of 29 specs differ
Diameter
SBGK00739mm
Black Bay 58 18K39mm
Power Reserve
SBGK00772h
Black Bay 58 18K70h
Water Resistance
SBGK00730m
Black Bay 58 18K200m
MSRP
SBGK007$7,300
Black Bay 58 18K$22,550

Full specifications

Case

8 specs
Category
Dress
Diver
Thickness
11.6mm
12.7mm
Lug-to-Lug
44mm
46mm
Lug Width
19mm
20mm
Material
Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Satin
Water Resistance
30m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Green
Indices
Applied

Movement

7 specs
Caliber
9S63
MT5400
Type
Manual
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$7,300
$22,550

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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.

Grand Seiko SBGK007

The Grand Seiko SBGK007 is praised for its glorious champagne-to-silver-white sunburst dial and domed sapphire crystal. Owners and reviewers highlight its wonderfully slim profile, attributed to the manual-wind movement, contributing to excellent wearability and a design that subtly evokes vintage pieces. The movement is described as attractive yet workmanlike, with accuracy rated between +5 to -3 seconds per day and a 72-hour power reserve. The watch measures 39mm and 11.6mm thick, and is offered on a high-quality leather strap. On balance, owners and reviewers highly regard the Grand Seiko SBGK007 for its elegant slim case and beautifully textured dial.

Tudor Black Bay 58 18K

Owners appreciate the substantial feel of the 18K gold Tudor Black Bay 58 on the wrist, with reviewers noting the brushed gold finishing and 39mm case size. The watch is powered by the COSC-certified Manufacture Caliber MT5400 with a 70-hour power reserve, visible through an open caseback. Sources offer differing price points, ranging from $16,800 to $32,100 depending on the strap or bracelet. Some reviewers criticize the brushed finish for diminishing the visual luxury of gold and find the green dial and bezel color combination divisive or lacking charisma. Overall, owners and reviewers find the Tudor Black Bay 58 18K to be an ambitious, albeit divisive, precious metal sports watch, with praise for its substantial feel and brushed gold finishing.

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