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Omega Seamaster Planet Ocean 600M 42 mm 217.30.42.21.01.001
Same family, reference not stated, not this exact reference. Photo: Miguel Mendez, Wikimedia Commons, CC BY 2.0 (https://creativecommons.org/licenses/by/2.0). Resized and converted to AVIF and WebP. Source

Omega, Dive

Seamaster Planet Ocean 600M 42 mm

Ref. 217.30.42.21.01.001, 2025, In production

Same family, reference not stated

The fourth Planet Ocean generation, presented on the line’s twentieth anniversary: smaller, thinner and without a date window.

€9,000

Official list price

Nov 2026. Source: omegawatches.com

Not cross-checked: the official site could not be read during inspection.

Official site
Diameter
42 mm
Thickness
13.8 mm
Power reserve
60 h
Water resistance
600 m
Movement
Automatic
Material
stainless steel

Who it suits

For buyers who want more water resistance than a Diver 300M without an extreme case: 600 m in 42 mm and 13.79 mm, with no date window.

Specifications

Case

Diameter
42 mm
Thickness
13.8 mm
Material
stainless steel
Shape
round
Water resistance
600 m

Movement

Movement
Automatic
Calibre
8912
Power reserve
60 h
Frequency
25,200 vph
Jewels
Not confirmed
Complications
hours, minutes, seconds, time zone

Dial and strap

Dial
black
Markers
numerals
Date
No
Bezel
rotating dive, black
Strap
bracelet, steel

Record

Line
Seamaster Planet Ocean
Year
2025
Status
In production
Range
Luxury

Alternatives

Why it matters

Sources

  1. omegawatches.com
  2. monochrome-watches.com
  3. fratellowatches.com

Record confidence: high. Anything unverified stays marked, never estimated.