Seiko Cal. 3813 - 263

The 3813-263 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-a34d424f240b]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1966

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