Seiko Cal. 3813 - 620

The 3813-620 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-e5517af8e13f]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1998

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