Seiko Cal. 3847 - 145

The 3847-145 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3847 caliber with 23j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-2e98317a153b]

Also known as: Silverwave, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

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