Seiko Cal. 4540 - 788

The Seiko 4540-788 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-837bfa626294]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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