Seiko Cal. 4539 - 524

The Seiko 4539-524 represents an important milestone in Seiko's 1987 lineup. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-37684a91191f]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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