Seiko Cal. 6123 - 991

The 6123-991 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6123 caliber with 23j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-ad2aa94554ed]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1968

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