Seiko Cal. 4587 - 481

The Seiko 4587-481 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-3a9593a0b954]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

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