Seiko Cal. 7131 - 947

The 7131-947 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7131 caliber with 32j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-c74b5d91525f]

Also known as: Emperor, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1969

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