Seiko Cal. 4561 - 231

This Solar model from 1989 features a 37mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-99fc2c54d878]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1989

Related Models

• Seiko 5675-477
• Seiko 6143-739
• Seiko 6372-740
• Seiko 6294-744
• Seiko 3846-567
• Seiko 6320-188
• Seiko 4560-603
• Seiko 5669-362
• Seiko 3855-344
• Seiko 7084-449
• Seiko 6323-113
• Seiko 6671-895