Seiko Cal. 6310 - 550

The Seiko 6310-550 represents an important milestone in Seiko's 1991 lineup. It features a Navy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-5fcf179a422a]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1991

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