Seiko Cal. 6310 - 239

The Seiko 6310-239 represents an important milestone in Seiko's 1981 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-af1905a224a6]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1981

Related Models

• Seiko 4585-315
• Seiko 6392-672
• Seiko 7199-290
• Seiko 4573-490
• Seiko 7118-426
• Seiko 6693-433
• Seiko 3896-520
• Seiko 5284-151
• Seiko 4445-204
• Seiko 6184-710
• Seiko 6357-145
• Seiko 7168-686