Princess|Lab Grown|IGI

3.09ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG680572713

Shape and cutting style on the report: Princess cut

Certificate IGI LG680572713

Diamond specifications and retailer prices

From $439 USD
As of October 30, 2026
Save $1,311 USD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,750 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 3.09ct lab-grown princess diamond

This 3.09ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG680572713 or 680572713. Listed at 11 retailers as of October 28, 2026, with prices from $439 to $1,750, a $1,311 spread on the same certified stone. NZ Jewellers lists it at $1,750. 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

3.09
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680572713
Dimensions8.01 × 7.93 × 5.71 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm7.93 mm3.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680572713
Side View
Table 62.0%Crown 41.3°Girdle: THN-MEDPavilion 38.7°Culet: NoneDepth 72.0%

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: Oct 30
Current: $1,750 USD|Low: $439 USD|High: $4,560 USD|Avg: $1,611 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 9$439 USD
Retailer 3$492 USD
Retailer 11$544 USD
Retailer 13$602 USD
Retailer 10$690 USD
Retailer 2$744 USD
Retailer 12$850 USD
Retailer 15$855 USD
Retailer 8$897 USD
Retailer 4$1,015 USD
Retailer 14$1,585 USD
NZ Jewellers$1,750 USD
Retailer 5$2,769 USD
Retailer 7$3,500 USD
Retailer 6$4,560 USD

4 data points across 15 retailers

11 retailers$439 USD to $1,750 USD

A
Cheapest Retailer
-
$439 USD
A
Retailer 2
-
$492 USD
View
A
Retailer 3
-
$544 USD
View
A
Retailer 4
-
$602 USD
HK$4,700 HKD
View
A
Retailer 5
-
$690 USD
View
A
Retailer 6
-
$744 USD
£586 GBP
View
A
Retailer 7
-
$850 USD
View
B+
Retailer 8
-
$855 USD
View
B+
Retailer 9
-
$897 USD
£706 GBP
View
B
Retailer 10
-
$1,585 USD
View
Most Expensive
B
NZ Jewellers
9c9f768f-cab0-4aea-9be5-42084f17bc23 · Oct 28
$1,750 USD
View
10 more retailers have this diamond
Prices start from $439 USDSave up to $1,311 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
3.09ct Princess
$439 USD