Seiko Cal. 4540 - 270

The Seiko 4540-270 represents an important milestone in Seiko's 1986 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-720f026ac3ad]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1986

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