Seiko Cal. 3813 - 998

The 3813-998 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ba5c99039a1d]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

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