Seiko Cal. 3850 - 644

The 3850-644 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-89db5920cc38]

Also known as: Monster, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1998

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