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2.81ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG485136620

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136620

Diamond specifications and retailer prices

From $4,349 NZD
As of November 5, 2026
Save $9,124 NZD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $13,474 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.81ct lab-grown round diamond

This 2.81ct 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 LG485136620 or 485136620. Listed at 9 retailers as of November 5, 2026, with prices from $4,349 to $13,474, a $9,124 spread on the same certified stone. MOH London lists it at $13,474. 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

2.81
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136620
Dimensions9.29 × 9.32 × 5.40 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
9.29 mm9.32 mm2.81 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136620
Side View
Table 58.5%Crown 31.5°GirdlePavilion 40.3°Culet: NoneDepth 58.1%

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: $13,474 NZD|Low: $4,349 NZD|High: $13,691 NZD|Avg: $7,675 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$4,349 NZD
Retailer 5$5,047 NZD
Retailer 2$5,337 NZD
Retailer 7$6,400 NZD
Retailer 3$7,566 NZD
Retailer 6$7,866 NZD
MOH London$13,474 NZD

19 data points across 7 retailers

9 retailers$4,349 NZD to $13,474 NZD

A
Cheapest Retailer
-
$4,349 NZD
A
Retailer 2
-
$4,734 NZD
View
Retailer 3
-
$5,047 NZD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$5,047 NZD
View
B+
Retailer 5
-
$5,337 NZD
View
B
Retailer 6
-
$6,936 NZD
View
B
Retailer 7
-
$7,566 NZD
View
B
Retailer 8
-
$7,866 NZD
View
Most Expensive
B
MOH London
LG485136620 · Nov 5
$13,474 NZD
£5,964 GBP
View
8 more retailers have this diamond
Prices start from $4,349 NZDSave up to $9,124 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
2.81ct Round
$4,349 NZD