Side by side

Grand Seiko SBGM245vsNOMOS Glashütte Tetra 27 duo

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

SBGM245
Grand SeikoSBGM245
MSRP $6,100
Tetra 27 duo
NOMOS GlashütteTetra 27 duo
MSRP $2,090

At a glance

18 of 29 specs differ
Diameter
SBGM24540.5mm
Tetra 27 duo27.5mm
Power Reserve
SBGM24572h
Tetra 27 duo53 hoursh
Water Resistance
SBGM245200m
Tetra 27 duo50m
MSRP
SBGM245$6,100
Tetra 27 duo$2,090

Full specifications

Case

8 specs
Category
GMT
Dress
Diameter
40.5mm
27.5mm
Thickness
14.4mm
6.1mm
Lug-to-Lug
48.6mm
38.5mm
Lug Width
20mm
18mm
Finish
Brushed and polished
Water Resistance
200m
50m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
9S66
DUW 4001
Type
Automatic
Manual
Beat Rate
28,800 vph
21,600 vph
Power Reserve
72h
53 hoursh
Jewels
25
17

Pricing

1 specs
MSRP
$6,100
$2,090

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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 SBGM245

Owners widely appreciate the Grand Seiko SBGM245 for its blend of sport and luxury, with one enthusiast highlighting its superior workmanship over quartz movements. However, opinions on its size vary, as one owner found the SBGM245 too large, preferring the comfort of a different variant. Overall, owners value the Grand Seiko SBGM245 for its refined craftsmanship, though its wearability is a point of personal preference.

NOMOS Glashütte Tetra 27 duo

Owners widely praise the NOMOS Glashütte Tetra 27 duo for its ideal small and light wearing dimensions, beautiful dial that shifts with lighting, and gorgeous blued hands, with some finding its 27mm size perfect for vintage preferences. The watch is noted for its precise, Art Deco-inspired design and good finishing. However, some owners and reviewers consider the 27.5mm size too small, labeling it a women's watch, though others find it unisex and note its square shape can make it wear larger. One owner flags the buckle as disappointingly generic and the grey suede strap as prone to getting dirty. Overall, owners and reviewers highly regard the NOMOS Glashütte Tetra 27 duo for its elegant design and comfortable wearability at its price point.

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