Seiko Cal. 6310 - 303

The Seiko 6310-303 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-e6ac6c6c4282]

Also known as: Rally, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1977

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