Seiko Cal. 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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