Princess|Lab Grown|IGI

3.51ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG698569139

Shape and cutting style on the report: Princess cut

Certificate IGI LG698569139

Diamond specifications and retailer prices

From $770 USD
As of October 30, 2026
Save $6,070 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,680 USD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.51ct lab-grown princess diamond

This 3.51ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG698569139 or 698569139. Listed at 22 retailers as of October 30, 2026, with a 788% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698569139
Dimensions8.36 × 8.11 × 5.62 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm8.11 mm3.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG698569139
Side View
Table 68.0%Crown 44.7°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 69.3%

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: Oct 30
Current: $7,680 USD|Low: $770 USD|High: $7,760 USD|Avg: $2,664 USD|-1.0%
Brilliant Earth
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 17$770 USD
Retailer 5$861 USD
Retailer 14$1,070 USD
Retailer 6$1,114 USD
Retailer 9$1,259 USD
Retailer 11$1,515 USD
Retailer 16$2,124 USD
Retailer 2$2,226 USD
Retailer 12$2,289 USD
Retailer 10$2,688 USD
Retailer 8$2,728 USD
Retailer 7$2,986 USD
Retailer 3$3,018 USD
Retailer 15$3,410 USD
Retailer 13$3,715 USD
Retailer 4$6,840 USD
Brilliant Earth$7,680 USD

45 data points across 17 retailers

22 retailers$770 USD to $6,840 USD

A
Cheapest Retailer
-
$770 USD
A
Retailer 2
-
$838 USD
View
A
Retailer 3
-
$861 USD
View
Final sale: no returns
A
Retailer 4
-
$893 USD
View
Retailer 5
-
$893 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,070 USD
View
A
Retailer 7
-
$1,259 USD
View
B+
Retailer 8
-
$1,361 USD
View
B+
Retailer 9
-
$1,515 USD
£1,193 GBP
View
B+
Retailer 10
-
$2,124 USD
View
B+
Retailer 11
-
$2,226 USD
A$3,424 AUD
View
B+
Retailer 12
-
$2,289 USD
ZAR 36,971 ZAR
View
B+
Retailer 13
-
$2,688 USD
A$4,136 AUD
View
B
Retailer 14
-
$2,728 USD
£2,148 GBP
View
B
Retailer 15
-
$2,771 USD
View
B
Retailer 16
-
$2,986 USD
View
B
Retailer 17
-
$3,018 USD
View
Retailer 18
-
$3,410 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
$3,518 USD
View
B
Retailer 20
-
$3,715 USD
£2,925 GBP
View
B
Retailer 21
-
$6,840 USD
View
Most Expensive
Brilliant Earth
18610676A · Oct 21
$7,680 USD
View
Price under review
21 more retailers have this diamond
Prices start from $770 USDSave up to $6,070 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
3.51ct Princess
$770 USD