Seiko Cal. 4540 - 316

The Seiko 4540-316 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-9f6beb1cee7d]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1982

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