Seiko Cal. 5255 - 778

The Seiko 5255-778 represents an important milestone in Seiko's 1977 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-283e24d3a067]

Also known as: Tuna, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1977

Related Models

• Seiko 3818-792
• Seiko 5689-120
• Seiko 6622-210
• Seiko 5651-687
• Seiko 5233-626
• Seiko 6342-387
• Seiko 6299-110
• Seiko 4455-861
• Seiko 7177-117
• Seiko 6198-672
• Seiko 6278-237
• Seiko 6156-523