Seiko Cal. 5645 - 864

Released in 1983, the Cal. 5645 with design code 864 was part of Seiko's domestic market collection. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-7df9156885ff]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1983

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