Seiko Cal. 6377 - 620

The 6377-620 is a sought-after Solar piece from Seiko's golden era. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-cf0838fd6d4d]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1986

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