Seiko Cal. 3818 - 704

The 3818-704 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3818 caliber with 32j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-e018e589459d]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1997

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