Seiko Cal. 7031 - 476

The Seiko 7031-476 represents an important milestone in Seiko's 1970 lineup. Powered by the 7031 caliber with 19j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-9df412270b7c]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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