Seiko Cal. 7031 - 488

Seiko 7031-488

The 7031-488 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7031 caliber with 28j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-1df93c80117a]

Also known as: Crown, Emperor

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
15.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
160m
Dial Color
White
Jewels
28j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1995

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