Seiko Cal. 5647 - 346

The Seiko 5647-346 represents an important milestone in Seiko's 1966 lineup. Powered by the 5647 caliber with 17j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-c9e9c5648b47]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1966

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