Seiko Cal. 5623 - 850

The Seiko 5623-850 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-2cb483c69bed]

Also known as: Sumo, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1975

Related Models

• Seiko 5662-689
• Seiko 4577-921
• Seiko 5692-524
• Seiko 7081-195
• Seiko 0717-328
• Seiko 4478-356
• Seiko 6667-119
• Seiko 6265-439
• Seiko 7086-981
• Seiko 5645-300
• Seiko 7124-590
• Seiko 7051-157