Seiko Cal. 3840 - 521

This Hand-Winding model from 1999 features a 43mm Gold-Plated case. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-34138b700e9d]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1999

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