Side by side

Feynman Timekeepers Feynman OnevsGrand Seiko SBGR321

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

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Feynman One
Feynman TimekeepersFeynman One
MSRP $1,045
SBGR321
Grand SeikoSBGR321
MSRP $5,200
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Buy used on eBay ↗
Buy from Grand Seiko ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Feynman One39mm
SBGR32140mm
Power Reserve
Feynman One—
SBGR32172h
Water Resistance
Feynman One50m
SBGR321100m
MSRP
Feynman One$1,045
SBGR321$5,200

Full specifications

Case

5 specs
Category
—
Dress
Diameter
39mm
40mm
Thickness
11.5mm
13mm
Lug-to-Lug
—
46.6mm
Water Resistance
50m
100m

Crystal & Dial

3 specs
Crystal
—
Sapphire
AR Coating
Inner
Yes
Dial Color
Sweet Orange
Black

Movement

3 specs
Caliber
ETA 7001
9S65
Type
Manual
Automatic
Power Reserve
—
72h

Pricing

1 specs
MSRP
$1,045
$5,200
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