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Vostok · Amphibia

Amphibia

Ref. 420

currentModern round AmphibiaDocumentedLast reviewed Not yet reviewed

Missing informationCore fields not yet documented for this reference: Production, Dial

Overview

Era
Modern round Amphibia
Status
current

Case

Case diameter
≈40mm
Lug width
18mm
Case material
Stainless steel
Construction
Round case (compact); unusually 18mm lugs
Bezel
Rotating dive bezel
Crystal
Domed acrylic (compression-fit; some modern SEs sapphire)
Crown
Decoupled two-part screw-down crown (~4 o'clock); wobbles freely by design
Caseback type
Screw-down compression caseback with locking ring
Water resistance
200m

Dial & Hands

Dial text
Восток / Vostok (Wostok on export dials); often 'Антимагнитная'

Movement

Movement
Automatic
Caliber
2416B (auto-date) / 2409 (manual)
Manufacturer
Vostok (Chistopol)
Winding
automatic
Power reserve
~31 hours
Frequency
19,800 vph
Jewels
31
Complications
Date