Seiko Cal. 5656 - 862

The Seiko 5656-862 represents an important milestone in Seiko's 1965 lineup. Powered by the 5656 caliber with 31j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-aeda5db6ace9]

Also known as: Bullhead, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1965

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