Side by side

Grand Seiko SLGB006vsSpinnaker Bradner GMT

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

SLGB006
Grand SeikoSLGB006
MSRP $43,600
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

13 of 29 specs differ
Diameter
SLGB00637mm
Bradner GMT42mm
Power Reserve
SLGB00672h
Bradner GMT40h
Water Resistance
SLGB006100m
Bradner GMT180m
MSRP
SLGB006$43,600
Bradner GMT$299

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
37mm
42mm
Thickness
11.4mm
15mm
Lug-to-Lug
44.3mm
50mm
Lug Width
20mm
22mm
Material
Gold
316L Stainless Steel
Water Resistance
100m
180m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Brown

Movement

3 specs
Caliber
9RB2
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$43,600
$299

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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 SLGB006

The Grand Seiko SLGB006 is praised for its stunning "Ice Forest at Dawn" textured dial and 37mm 18k yellow gold case, with some finding it gorgeous enough to wear even if they don't typically prefer gold watches. It houses the Spring Drive Calibre 9RB2 movement, noted for its "Ultra Fine Accuracy" of ±20 seconds per year and a 72-hour power reserve. However, the Grand Seiko SLGB006 is considered expensive by some, with a price of $43,600 or €44,700 for its limited production of 80 pieces, and one owner suggests alternatives offer a more refined feel. The watch lacks the Evolution 9 micro-adjustment system. Overall, owners and reviewers highlight the Grand Seiko SLGB006's striking dial and movement accuracy as its primary strengths, despite its high price point and limited availability.

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

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