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2.66ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG485136710

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136710

Diamond specifications and retailer prices

From $4,178 NZD
As of November 5, 2026
Save $8,938 NZD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $13,116 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.66ct lab-grown round diamond

This 2.66ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485136710 or 485136710. Listed at 9 retailers as of November 5, 2026, with prices from $4,178 to $13,116, a $8,938 spread on the same certified stone. MOH London lists it at $13,116. 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

2.66
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136710
Dimensions9.01 × 9.04 × 5.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.01 mm9.04 mm2.66 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136710
Side View
Table 58.0%Crown 31.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $13,116 NZD|Low: $4,178 NZD|High: $13,326 NZD|Avg: $7,420 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$4,178 NZD
Retailer 5$4,847 NZD
Retailer 2$5,141 NZD
Retailer 7$6,169 NZD
Retailer 3$7,428 NZD
Retailer 6$7,564 NZD
MOH London$13,116 NZD

19 data points across 7 retailers

9 retailers$4,178 NZD to $13,116 NZD

A
Cheapest Retailer
-
$4,178 NZD
A
Retailer 2
-
$4,546 NZD
View
A
Retailer 3
-
$4,847 NZD
View
Retailer 4
-
$4,847 NZD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
$5,141 NZD
View
B
Retailer 6
-
$6,662 NZD
View
B
Retailer 7
-
$7,428 NZD
View
B
Retailer 8
-
$7,564 NZD
View
Most Expensive
B
MOH London
LG485136710 · Nov 5
$13,116 NZD
£5,725 GBP
View
8 more retailers have this diamond
Prices start from $4,178 NZDSave up to $8,938 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
2.66ct Round
$4,178 NZD