Seiko Cal. 4577 - 936

The Seiko 4577-936 represents an important milestone in Seiko's 1991 lineup. It features a Navy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-14e678faed77]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1991

Related Models

• Seiko 6220-240
• Seiko 4459-751
• Seiko 0758-987
• Seiko 5252-696
• Seiko 0725-237
• Seiko 7061-780
• Seiko 6619-872
• Seiko 3845-959
• Seiko 5283-582
• Seiko 6362-604
• Seiko 6324-414
• Seiko 6233-196