Seiko Cal. 6365 - 850

The 6365-850 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6365 caliber with 22j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-db5cbafad53e]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1985

Related Models

• Seiko 5636-440
• Seiko 7064-650
• Seiko 5622-947
• Seiko 6251-924
• Seiko 7177-710
• Seiko 4486-108
• Seiko 7127-370
• Seiko 3817-933
• Seiko 6320-330
• Seiko 4478-647
• Seiko 6312-285
• Seiko 7022-756