Seiko Cal. 6397 - 461

Seiko 6397-461

The 6397-461 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-5b21b0e39b74]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Black
Jewels
36j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1980

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