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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 $15,398 NZD
As of November 5, 2026
Save $14,110 NZD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $29,508 NZD 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 $15,398 to $29,508, a $14,110 spread on the same certified stone. NZ Jewellers lists it at $29,508. 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: $29,508 NZD|Low: $15,398 NZD|High: $29,592 NZD|Avg: $20,180 NZD|+15.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$15,398 NZD
Retailer 8$17,323 NZD
Retailer 5$17,643 NZD
Retailer 6$17,914 NZD
Retailer 3$19,129 NZD
Retailer 2$19,212 NZD
Retailer 7$20,356 NZD
NZ Jewellers$29,508 NZD

43 data points across 8 retailers

7 retailers$15,398 NZD to $29,508 NZD

A
Cheapest Retailer
-
$15,398 NZD
A
Retailer 2
-
$17,643 NZD
View
A
Retailer 3
-
$17,914 NZD
View
B+
Retailer 4
-
$19,129 NZD
View
B+
Retailer 5
-
$19,212 NZD
View
B+
Retailer 6
-
$20,356 NZD
View
Most Expensive
B
NZ Jewellers
a1af7fd9-65e3-464d-b977-11eb41faf11d · Nov 5
$29,508 NZD
$16,588 USD
View
6 more retailers have this diamond
Prices start from $15,398 NZDSave up to $14,110 NZD

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
$15,398 NZD