Side by side

Grand Seiko STGF387vsSeiko Diamond Collection

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

STGF387
Grand SeikoSTGF387
MSRP $4,200
Diamond Collection
SeikoDiamond Collection
MSRP $475

At a glance

10 of 29 specs differ
Diameter
STGF38726mm
Diamond Collection27mm
Power Reserve
STGF38740h
Diamond Collection40h
Water Resistance
STGF387100m
Diamond Collection50m
MSRP
STGF387$4,200
Diamond Collection$475

Full specifications

Case

5 specs
Diameter
26mm
27mm
Thickness
8.1mm
7.5mm
Lug-to-Lug
32.9mm
46mm
Lug Width
13mm
6mm
Water Resistance
100m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
Inner
Lume
None
LumiBrite on hands and index(es)

Movement

1 specs
Caliber
4J51
V137

Pricing

1 specs
MSRP
$4,200
$475

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