Seiko Cal. 6238 - 900

Seiko 6238-900

The Seiko 6238-900 represents an important milestone in Seiko's 1974 lineup. Powered by the 6238 caliber with 32j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-08d6fe29f429]

Also known as: Sumo, Arnie

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
10.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Burgundy
Jewels
32j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1974

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