Seiko Cal. 6377 - 557

The 6377-557 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-be20a33cdfc4]

Also known as: Monster, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

Related Models

• Seiko 6672-485
• Seiko 6348-388
• Seiko 0712-625
• Seiko 4516-931
• Seiko 6634-733
• Seiko 3893-668
• Seiko 0768-819
• Seiko 4517-550
• Seiko 6396-685
• Seiko 6135-830
• Seiko 3848-573
• Seiko 3824-225