Seiko Cal. 6121 - 666

The 6121-666 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6121 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-818208d33f2f]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1992

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