Seiko Cal. 6365 - 612

The 6365-612 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-08bd8dcb4323]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1970

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