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Princess|Lab Grown|IGI

2.51ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG536201798

Shape and cutting style on the report: Princess cut

Certificate IGI LG536201798

Diamond specifications and retailer prices

From $1,950 USD
As of October 31, 2026
Save $10,244 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,194 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG536201798 or 536201798. Listed at 15 retailers as of October 31, 2026, with prices from $1,950 to $12,194, a $10,244 spread on the same certified stone. Reve Diamonds lists it at $12,194. 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

2.51
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536201798
Dimensions7.39 × 7.36 × 5.20 mm
L/W Ratio1.00
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
7.39 mm7.36 mm2.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536201798
Side View
Table 68.5%Crown 39.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 70.7%

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: Oct 31
Current: $9,985 USD|Low: $1,950 USD|High: $10,119 USD|Avg: $5,587 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$1,950 USD
Retailer 9$4,019 USD
Retailer 3$4,212 USD
Retailer 4$4,501 USD
Retailer 2$4,662 USD
Retailer 10$4,662 USD
Retailer 12$5,825 USD
Retailer 6$6,123 USD
Retailer 8$6,183 USD
Retailer 5$6,296 USD
Retailer 11$7,219 USD
Retailer 1$9,985 USD

43 data points across 12 retailers

15 retailers$1,950 USD to $12,194 USD

A
Cheapest Retailer
-
$1,950 USD
B
Retailer 2
-
$4,019 USD
View
B
Retailer 3
-
$4,212 USD
View
B
Retailer 4
-
$4,239 USD
View
B
Retailer 5
-
$4,501 USD
View
Final sale: no returns
B
Retailer 6
-
$4,662 USD
View
Retailer 7
-
$4,662 USD
View
Price last confirmed 20 days ago
B
Retailer 8
-
$4,715 USD
View
B
Retailer 9
-
$5,825 USD
View
B
Retailer 10
-
$6,123 USD
£4,821 GBP
View
B
Retailer 11
-
$6,183 USD
View
B
Retailer 12
-
$6,296 USD
£4,957 GBP
View
B
Retailer 13
-
$7,219 USD
View
B
Retailer 14
-
$9,985 USD
£7,862 GBP
View
Most Expensive
B
Reve Diamonds
4B2E61ECD · Nov 1
$12,194 USD
View
14 more retailers have this diamond
Prices start from $1,950 USDSave up to $10,244 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
2.51ct Princess
$1,950 USD