Seiko Cal. 3852 - 312

Released in 1967, the Cal. 3852 with design code 312 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-0dbb965da4d9]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

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