Seiko Cal. 5278 - 327

The Seiko 5278-327 represents an important milestone in Seiko's 1972 lineup. Powered by the 5278 caliber with 21j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-46a6c8795a02]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1972

Related Models

• Seiko 6236-790
• Seiko 4418-748
• Seiko 6619-118
• Seiko 4565-163
• Seiko 4495-256
• Seiko 5651-906
• Seiko 6339-718
• Seiko 5255-819
• Seiko 7020-829
• Seiko 5696-364
• Seiko 6651-414
• Seiko 6668-659