Seiko Cal. 3856 - 947

The 3856-947 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-3ef44d85540b]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1997

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