Seiko Cal. 7156 - 200

The 7156-200 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-9b7ed22071ee]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1982

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