Side by side

Grand Seiko SBGY011vsNOMOS Glashütte Tetra 27 duo

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

SBGY011
Grand SeikoSBGY011
MSRP $8,800
Tetra 27 duo
NOMOS GlashütteTetra 27 duo
MSRP $2,090

At a glance

17 of 29 specs differ
Diameter
SBGY01140mm
Tetra 27 duo27.5mm
Power Reserve
SBGY01172h
Tetra 27 duo53 hoursh
Water Resistance
SBGY011100m
Tetra 27 duo50m
MSRP
SBGY011$8,800
Tetra 27 duo$2,090

Full specifications

Case

7 specs
Diameter
40mm
27.5mm
Thickness
10.5mm
6.1mm
Lug-to-Lug
46.2mm
38.5mm
Lug Width
19mm
18mm
Finish
Brushed and polished
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
9R31
DUW 4001
Type
Spring Drive
Manual
Beat Rate
28,800 vph
21,600 vph
Power Reserve
72h
53 hoursh
Jewels
25
17

Pricing

1 specs
MSRP
$8,800
$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 SBGY011

Grand Seiko SBGY011 owners praise its stunning, subtly textured white dial, with one owner describing its glide as very smooth and the dial itself as stunning in person. The Spring Drive movement is a key appeal, noted for its accuracy of +/- 1 second per day and a 72-hour power reserve. The 40mm stainless steel 44GS case is also a feature. One reviewer expressed a preference for a bracelet over the included crocodile strap. Overall, owners and reviewers highlight the Grand Seiko SBGY011's exceptional dial aesthetics and Spring Drive accuracy as its primary strengths.

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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