Seiko Cal. 3863 - 616

Released in 1987, the Cal. 3863 with design code 616 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-0da1a71d8cd4]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1987

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