Seiko Cal. 5681 - 314

The Seiko 5681-314 represents an important milestone in Seiko's 1978 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-d98440a05205]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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