Seiko Cal. 7091 - 527

The 7091-527 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7091 caliber with 28j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-c226dde46a9c]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1975

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