Side by side

Grand Seiko SBGN027vsTraska Seafarer Charcoal

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

SBGN027
Grand SeikoSBGN027
MSRP $3,700
Seafarer Charcoal
TraskaSeafarer Charcoal
MSRP $665

At a glance

17 of 29 specs differ
Diameter
SBGN02739mm
Seafarer Charcoal40mm
Power Reserve
SBGN02740h
Seafarer Charcoal42h
Water Resistance
SBGN027200m
Seafarer Charcoal150m
MSRP
SBGN027$3,700
Seafarer Charcoal$665

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
39mm
40mm
Thickness
12.3mm
12mm
Lug-to-Lug
45.9mm
46mm
Lug Width
19mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
200m
150m

Crystal & Dial

3 specs
AR Coating
Yes
Underside
Dial Color
Black
White
Lume
None
Super-LumiNova BGW9

Movement

5 specs
Caliber
9F86
9039
Type
Quartz
Automatic
Power Reserve
40h
42h
Jewels
25
24
Complications
None
Chronograph

Pricing

1 specs
MSRP
$3,700
$665

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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 SBGN027

Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.

Traska Seafarer Charcoal

The Traska Seafarer Charcoal's notable strength is its refined finishing, which elevates it from a field watch to a luxury-like piece. A shared weakness is the dim lume, which may be a drawback for those who value nighttime visibility. Reviewers disagree on the watch's build, with one reviewer noting a more substantial build and larger case size, while the other does not mention this feature.

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