Seiko Cal. 3811 - 663

Released in 1987, the Cal. 3811 with design code 663 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-9d597aba3746]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1987

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