Seiko Cal. 7181 - 489

The 7181-489 is a sought-after Solar piece from Seiko's golden era. Powered by the 7181 caliber with 32j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-65cdc2999e22]

Also known as: Helmet, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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