Seiko Cal. 3888 - 330

The Seiko 3888-330 represents an important milestone in Seiko's 1971 lineup. Powered by the 3888 caliber with 19j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-d5f5aaacec15]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1971

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