Seiko Cal. 6620 - 101

The 6620-101 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-85cc7ce5ca1d]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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