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Differs

Grand SeikoHeritageSBGH353
Grand Seiko Heritage

General

Collection (differs)
Heritage
Flying Officer
Status
In production
In production
Nickname
Shubun
Not known
Retail price (differs)
US$7,500
US$4,400

Case

Diameter
40 mm
40 mm
Thickness (differs)
12.9 mm
15.02 mm
Lug to lug
47 mm
Not known
Lug width (differs)
21 mm
20 mm
Material
Stainless steel
Stainless steel
Bezel
Not known
Bidirectional rotating
Caseback (differs)
Display (sapphire)
Screw-down
Crystal (differs)
Sapphire, Box, Anti-reflective inside
Sapphire, Domed, Anti-reflective on both sides
Crown (differs)
Screw-down
Push-pull
Water resistance
100 m
100 m
Weight
155 g
Not known

Movement

Type
Automatic
Automatic
Origin
In-house
Not known
Power reserve (differs)
55 h
65 h
Frequency (differs)
36,000 vph (5 Hz)
28,800 vph (4 Hz)
Jewels
37
Not known
Functions
  • Screw-down crown
  • 37 jewels
Not known
Complications
Not known
  • Chronograph

Dial

Colour (differs)
Deep blue
Blue

Bracelet

Type (differs)
Metal bracelet
Textile strap
Material
Stainless steel
Not known
Clasp
Folding clasp
Not known
Strap colour
Not known
Beige