Seiko Cal. 3866 - 774

The 3866-774 is a sought-after Automatic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-bd3e7eb5da74]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1974

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