Seiko Cal. 3839 - 621

The 3839-621 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-bb13143be6cc]

Also known as: Sumo, Panda

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1968

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