Seiko Cal. 3872 - 415

Released in 1976, the Cal. 3872 with design code 415 was part of Seiko's domestic market collection. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-fd652be53d27]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

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