Seiko Cal. 6677 - 841

This Hand-Winding model from 1965 features a 39mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-a7e75228deec]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1965

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