Seiko Cal. 6310 - 621

The 6310-621 is a sought-after Solar piece from Seiko's golden era. Powered by the 6310 caliber with 33j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-63803153d88c]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

Related Models

• Seiko 5235-520
• Seiko 6319-860
• Seiko 4437-786
• Seiko 3857-134
• Seiko 7043-263
• Seiko 7065-256
• Seiko 6386-721
• Seiko 3859-769
• Seiko 6216-960
• Seiko 6285-421
• Seiko 4556-792
• Seiko 7197-148