Seiko Cal. 3886 - 661

Released in 1965, the Cal. 3886 with design code 661 was part of Seiko's domestic market collection. It features a White dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-9276bae031fe]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1965

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