Seiko Cal. 7157 - 990

The 7157-990 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-68c67e28af73]

Also known as: Sea Horse, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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