Seiko Cal. 4561 - 900

The Seiko 4561-900 represents an important milestone in Seiko's 1968 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-fa86b95b4b0d]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1968

Related Models

• Seiko 7056-294
• Seiko 0718-436
• Seiko 5276-558
• Seiko 6233-858
• Seiko 5685-952
• Seiko 6673-841
• Seiko 6182-464
• Seiko 6263-386
• Seiko 5694-142
• Seiko 4542-579
• Seiko 4482-443
• Seiko 0770-135