Seiko Cal. 3840 - 216

The Seiko 3840-216 represents an important milestone in Seiko's 1982 lineup. It features a Champagne dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-498dd105152c]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1982

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