Seiko Cal. 0727 - 253

This Automatic model from 1973 features a 44mm Hardlex-Coated Steel case. Powered by the 0727 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-fa5ba74b4510]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1973

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