Seiko Cal. 6310 - 878

Released in 1978, the Cal. 6310 with design code 878 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-ff220498fd33]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1978

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