Seiko Cal. 3818 - 973

The 3818-973 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3818 caliber with 20j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-08592e86147e]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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