Seiko Cal. 6153 - 643

The Seiko 6153-643 represents an important milestone in Seiko's 1966 lineup. Powered by the 6153 caliber with 29j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-811f6b444269]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

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