Seiko Cal. 6632 - 181

The Seiko 6632-181 represents an important milestone in Seiko's 1969 lineup. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-6de5f70b71c0]

Also known as: Navigator, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1969

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