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Round|Lab Grown|IGI

2.60ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG660465251

Shape and cutting style on the report: Round brilliant

Certificate IGI LG660465251

Diamond specifications and retailer prices

From $428 USD
As of November 2, 2026
Save $1,092 USD (72%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,520 USD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 2.6ct lab-grown round diamond

This 2.6ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660465251 or 660465251. Listed at 3 retailers as of October 31, 2026, with prices from $428 to $1,520, a $1,092 spread on the same certified stone. NZ Jewellers lists it at $1,520. 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

2.60
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660465251
Dimensions8.69 × 8.76 × 5.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm8.76 mm2.60 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660465251
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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 2
Current: $1,520 USD|Low: $428 USD|High: $1,520 USD|Avg: $840 USD
NZ Jewellers
Retailer 2
Retailer 3
November 2, 2026
Retailer 2$428 USD
Retailer 3$810 USD
NZ Jewellers$1,520 USD

4 data points across 3 retailers

3 retailers$428 USD to $1,520 USD

A
Cheapest Retailer
-
$428 USD
B+
Retailer 2
-
$810 USD
View
Most Expensive
B
NZ Jewellers
7489a44f-8c50-4840-b623-ed676f04606e · Oct 31
$1,520 USD
View
2 more retailers have this diamond
Prices start from $428 USDSave up to $1,092 USD

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
2.60ct Round
$428 USD