Seiko Cal. 3827 - 369

Released in 1976, the Cal. 3827 with design code 369 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-cf5cc5d28870]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1976

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