Seiko Cal. 3820 - 348

The 3820-348 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3820 caliber with 25j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-acdb6e94d563]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1984

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