Seiko Cal. 3810 - 316

The Seiko 3810-316 represents an important milestone in Seiko's 1987 lineup. It features a Navy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-e205188c0198]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1987

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