Seiko Cal. 4577 - 318

This Solar model from 1985 features a 45mm Two-Tone case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-e8b00cb0582f]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1985

Related Models

• Seiko 7115-168
• Seiko 7011-629
• Seiko 6381-162
• Seiko 6152-269
• Seiko 5652-364
• Seiko 0763-267
• Seiko 6188-770
• Seiko 6685-675
• Seiko 6631-678
• Seiko 7050-634
• Seiko 6245-114
• Seiko 6158-294