Seiko Cal. 7156 - 690

Released in 1985, the Cal. 7156 with design code 690 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-2177db6590fa]

Also known as: Tuna, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1985

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