Seiko Cal. 5648 - 878

This Quartz model from 1977 features a 39mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-782d9e9ebd3a]

Also known as: Turtle, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

Related Models

• Seiko 7164-311
• Seiko 6275-259
• Seiko 6268-263
• Seiko 7036-729
• Seiko 3816-176
• Seiko 6397-863
• Seiko 5685-857
• Seiko 0739-853
• Seiko 6283-252
• Seiko 6184-297
• Seiko 4462-891
• Seiko 5632-834