Onix Southern Islands Common Pokémon card — value and price

Onix

Southern Islands · Common
Pokémon pkm:si1-3 TCGPlayer + Cardmarket
Fair market value
$51.99
Consensus of 2 market price guides. Typical $39.81 – $66.59.
▲ 6% · 32d
Sources: TCGPlayer + Cardmarket · Near Mint, raw
Optimal buy
$48.26
Never pay above $50.31
Optimal sell
$56.19
Never sell below $53.25
Buy this card · aim to pay under $50.31
Find on eBay → TCGplayer → Buy on Amazon → Graded (PSA 10) →
When it arrives: a penny sleeve + toploader is all it takes to keep it Near Mint.
Penny sleevesToploaders

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Selling this card
Optimal sell $56.19 · never below $53.25. Value your copy for the live net-after-fees calculator.
Where to sell
eBay~13.25% + $0.30Largest audience; on any listing use “Sell one like this” to prefill yours.TCGplayer~10–11%Best for singles; buyers expect competitive, data-driven pricing.Whatnot~8% + paymentLive-auction app; strong for breaks, lots, and fast sales.
Shipping & protection supplies
Sleeve + toploader in a team bag, taped inside a bubble mailer, shipped with tracking.
Penny sleevesToploadersTeam bagsBubble mailersPainter’s tape
Related cards
Onix cardOnixAquapolis$6.26OnixMcDonald's Collection 2019$5.82Onix cardOnixPlasma Freeze$2.91Jigglypuff cardJigglypuffSouthern Islands$72.31Lapras cardLaprasSouthern Islands$78.29Mew cardMewSouthern Islands$535.11
All Onix printings →More Southern Islands →
Common questions
How much is Onix worth?

Onix from Southern Islands has a fair market value of about $51.99 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Onix?

List around $56.19 to clear without leaving money on the table; that nets about $43.49 after fees and shipping.

What should I pay to buy Onix?

A disciplined buy target is about $48.26 — a discount to fair value that keeps an edge. Aim not to pay above $50.31.

Where can I buy Onix?

Onix is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $51.99 and aim to pay under $50.31 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Onix?

Onix is trending stable lately. A disciplined entry is under $50.31; paying near or below $48.26 keeps a margin of safety versus the $51.99 fair value.

Estimate for guidance, not an appraisal. Value your exact copy →