Seiko Cal. 5616 - 816

The Seiko 5616-816 represents an important milestone in Seiko's 1966 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-dbd634347987]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1966

Related Models

• Seiko 4581-960
• Seiko 7194-399
• Seiko 7162-740
• Seiko 6229-212
• Seiko 3834-461
• Seiko 6367-510
• Seiko 4521-198
• Seiko 5623-432
• Seiko 5676-487
• Seiko 6671-671
• Seiko 4532-157
• Seiko 0779-145