Seiko Cal. 5610 - 261

This Hand-Winding model from 1970 features a 39mm PVD Black case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-3c540bb44ac7]

Also known as: Panda, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1970

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