Seiko Cal. 6397 - 165

Seiko 6397-165

The 6397-165 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6397 caliber with 22j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-21469af193db]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
44mm
Case Thickness
12.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Navy
Jewels
22j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1994

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seikata-wm-21469af193db