Seiko Cal. 5688 - 511

The Seiko 5688-511 represents an important milestone in Seiko's 1985 lineup. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-27b6e34d7473]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

Related Models

• Seiko 3823-688
• Seiko 6653-556
• Seiko 3896-663
• Seiko 4446-549
• Seiko 5259-469
• Seiko 6332-914
• Seiko 0751-182
• Seiko 7074-176
• Seiko 7032-482
• Seiko 4429-760
• Seiko 6169-407
• Seiko 6327-844