Seiko Cal. 6233 - 777

The Seiko 6233-777 represents an important milestone in Seiko's 1973 lineup. Powered by the 6233 caliber with 33j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-22ddacf15a5b]

Also known as: Monster, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1973

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