Seiko Cal. 7181 - 569

The 7181-569 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-b6b994767449]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1973

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