Seiko Cal. 4552 - 727

The Seiko 4552-727 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4b94456b1fd2]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1973

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