Seiko Cal. 7123 - 437

The 7123-437 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7123 caliber with 23j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-db404c6b43e5]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1968

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