Seiko Cal. 3831 - 248

Seiko 3831-248

The 3831-248 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3831 caliber with 29j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-083147f917fd]

Also known as: Sportsmatic, Flighty

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
41mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Navy
Jewels
29j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1987

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