Seiko Cal. 7012 - 156

The 7012-156 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7012 caliber with 22j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-efddca75cdc6]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1968

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