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Round|Natural|GIA

2.18ct H SI1 Round Natural Diamond

ID • H/SI1 • GIA 2241002508

Certificate GIA 2241002508

Diamond specifications and retailer prices

From $30,492 AUD
$21,419 USD
As of October 31, 2026
Save $1,994 AUD (6%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $32,487 AUD at Jared · As of October 30, 2026
View at Jared

About this 2.18ct natural round diamond

This 2.18ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2241002508. Listed at 4 retailers as of October 30, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.18
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2241002508
Dimensions8.23 × 8.27 mm
L/W Ratio1.00
Top View
8.23 mm8.27 mm2.18 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241002508
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $32,487 AUD|Low: $30,492 AUD|High: $32,487 AUD|Avg: $31,600 AUD
Jared
Retailer 2
Retailer 3
Retailer 4
September 3, 2026
Retailer 2$30,492 AUD
Retailer 3$31,433 AUD
Retailer 4$31,433 AUD
Jared$32,487 AUD

2 data points across 4 retailers

4 retailers$30,492 AUD to $32,487 AUD

B
Cheapest Retailer
-
$30,492 AUD
$21,419 USD
B
Retailer 2
-
$31,433 AUD
$22,080 USD
View
B
Retailer 3
-
$31,433 AUD
$22,080 USD
View
Most Expensive
B
Jared
159337652 · Oct 30
$32,487 AUD
$22,820 USD
View
3 more retailers have this diamond
Prices start from $30,492 AUDSave up to $1,994 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
2.18ct Round
$30,492 AUD