Seiko Cal. 3830 - 370

The 3830-370 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3830 caliber with 30j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-011417f4cb3b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1973

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