Seiko Cal. 6157 - 749

The 6157-749 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6157 caliber with 18j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-3f0aa0c36358]

Also known as: Rally, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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