Seiko Cal. 5278 - 711

The 5278-711 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5278 caliber with 29j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-d5088fc9bd42]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

Related Models

• Seiko 5668-999
• Seiko 7158-846
• Seiko 0777-109
• Seiko 6687-106
• Seiko 4495-369
• Seiko 4530-770
• Seiko 7191-404
• Seiko 7075-185
• Seiko 4465-384
• Seiko 6242-827
• Seiko 6693-875
• Seiko 4492-894