Seiko Cal. 5688 - 311

This Hand-Winding model from 1986 features a 35mm PVD Black case. It features a Cream dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-7e6bb0482d1e]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1986

Related Models

• Seiko 4444-168
• Seiko 6369-330
• Seiko 6327-941
• Seiko 0775-398
• Seiko 3888-795
• Seiko 0736-414
• Seiko 6347-948
• Seiko 5690-362
• Seiko 7051-567
• Seiko 6267-171
• Seiko 5288-974
• Seiko 4515-687