Seiko Cal. 7166 - 431

The 7166-431 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-6d2e680191ff]

Also known as: Monster, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1985

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