Seiko Cal. 7091 - 561

The 7091-561 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-9d258e1c0b0d]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1977

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