Seiko Cal. 6310 - 878

The Seiko 6310-878 represents an important milestone in Seiko's 1979 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-de6ce0b49668]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1979

Related Models

• Seiko 4573-130
• Seiko 7055-691
• Seiko 5236-719
• Seiko 6268-820
• Seiko 6241-145
• Seiko 7091-139
• Seiko 7036-114
• Seiko 0773-591
• Seiko 5261-330
• Seiko 3816-630
• Seiko 6650-290
• Seiko 6173-348