Seiko Cal. 5645 - 724

The Seiko 5645-724 represents an important milestone in Seiko's 1989 lineup. It features a White dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-87df14c43458]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1989

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