Seiko Cal. 3837 - 347

The 3837-347 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-4c56bdda0b39]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1973

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