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Round|Natural|GIA

2.18ct M IF Round Natural Diamond

EX • M/IF • GIA 2507870780

Certificate GIA 2507870780

Diamond specifications and retailer prices

From $12,365 AUD
As of November 5, 2026
Save $11,331 AUD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $23,696 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.18ct natural round diamond

This 2.18ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2507870780. Listed at 7 retailers as of November 5, 2026, with prices from $12,365 to $23,696, a $11,331 spread on the same certified stone. NZ Jewellers lists it at $23,696. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.18
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2507870780
Dimensions8.31 × 8.36 × 5.13 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.31 mm8.36 mm2.18 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507870780
Side View
Table 58.0%Crown 35°GirdlePavilion 41°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $23,696 AUD|Low: $12,365 AUD|High: $23,763 AUD|Avg: $16,205 AUD|+15.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$12,365 AUD
Retailer 8$13,911 AUD
Retailer 5$14,168 AUD
Retailer 6$14,385 AUD
Retailer 3$15,361 AUD
Retailer 2$15,428 AUD
Retailer 7$16,346 AUD
NZ Jewellers$23,696 AUD

43 data points across 8 retailers

7 retailers$12,365 AUD to $23,696 AUD

A
Cheapest Retailer
-
$12,365 AUD
A
Retailer 2
-
$14,168 AUD
View
A
Retailer 3
-
$14,385 AUD
View
B+
Retailer 4
-
$15,361 AUD
View
B+
Retailer 5
-
$15,428 AUD
View
B+
Retailer 6
-
$16,346 AUD
View
Most Expensive
B
NZ Jewellers
a1af7fd9-65e3-464d-b977-11eb41faf11d · Nov 5
$23,696 AUD
$16,588 USD
View
6 more retailers have this diamond
Prices start from $12,365 AUDSave up to $11,331 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.

A
2.18ct Round
$12,365 AUD