Seiko Cal. 6368 - 523

Seiko 6368-523

The Seiko 6368-523 represents an important milestone in Seiko's 1978 lineup. Powered by the 6368 caliber with 35j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-a921b94a4fb6]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
11.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
White
Jewels
35j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1978

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