Seiko Cal. 5270 - 923

The 5270-923 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5270 caliber with 20j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-a61c337ece5c]

Also known as: Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1981

Related Models

• Seiko 4540-314
• Seiko 7171-722
• Seiko 6216-614
• Seiko 0755-254
• Seiko 6222-565
• Seiko 5665-450
• Seiko 3817-817
• Seiko 6661-892
• Seiko 6183-923
• Seiko 6232-548
• Seiko 4539-735
• Seiko 7050-660