Seiko Cal. 3870 - 445

The 3870-445 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-d0e1d6be4edc]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1970

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