Seiko Cal. 0773 - 256

The 0773-256 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0773 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-a07e72ab3a17]

Also known as: Monster, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1997

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