Side by side

Grand Seiko SBGN027vsNodus Sector II Dive GMT

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

SBGN027
Grand SeikoSBGN027
MSRP $3,700
Sector II Dive GMT
NodusSector II Dive GMT
MSRP $575

At a glance

14 of 29 specs differ
Diameter
SBGN02739mm
Sector II Dive GMT38mm
Power Reserve
SBGN02740h
Sector II Dive GMT41h
Water Resistance
SBGN027200m
Sector II Dive GMT100m
MSRP
SBGN027$3,700
Sector II Dive GMT$575

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39mm
38mm
Thickness
12.3mm
11.9mm
Lug-to-Lug
45.9mm
47mm
Lug Width
19mm
20mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
Dial Color
Black
Lume
None
Swiss Super-LumiNova® BGW9 Grade A

Movement

4 specs
Caliber
9F86
TMI NH34 (GMT)
Type
Quartz
Automatic
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$3,700
$575

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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.

Nodus Sector II Dive GMT

Owners widely praise the Nodus Sector II Dive GMT for its solid build, bracelet, and fit and finish for the price, with reviewers noting its well-executed finishing featuring alternating brushed and polished surfaces. The regulated Seiko NH34 movement is reported to run at +5 seconds per day. Some owners desire a Miyota 9075 movement and lume on the GMT hand, and a reviewer finds the 120-click dive bezel less ideal for GMT functions than a bi-directional 48-click GMT bezel, while the dial's dense Arabic numerals can be overwhelming for some despite good legibility. On balance, owners and reviewers rate the Nodus Sector II Dive GMT highly for its attractive design and build quality at its price point.

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