Seiko Cal. 7123 - 185

The 7123-185 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7123 caliber with 28j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-85860598f5a3]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1974

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