Seiko Cal. 6388 - 241

Seiko 6388-241

The Seiko 6388-241 represents an important milestone in Seiko's 1968 lineup. Powered by the 6388 caliber with 21j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-7bf83ce50cc3]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
35mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1968

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