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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG634438280

Shape and cutting style on the report: Princess cut

Certificate IGI LG634438280

Diamond specifications and retailer prices

From $255 USD
As of October 28, 2026
Save $1,028 USD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,283 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634438280 or 634438280. Listed at 20 retailers as of October 28, 2026, with prices from $255 to $1,283, a $1,028 spread on the same certified stone. Reve Diamonds lists it at $1,283. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634438280
Dimensions5.91 × 5.85 × 4.04 mm
L/W Ratio1.01
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
5.91 mm5.85 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634438280
Side View
Table 72.0%Crown 32.2°Girdle: MediumPavilion 38.1°Culet: NoneDepth 69.1%

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 28
Current: $527 USD|Low: $227 USD|High: $1,290 USD|Avg: $666 USD|+18.5%
Retailer 1
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
Reve Diamonds
October 29, 2026
Retailer 4$255 USD
Retailer 14$283 USD
Retailer 6$386 USD
Retailer 9$436 USD
Retailer 2$469 USD
Retailer 5$479 USD
Retailer 11$486 USD
Retailer 1$527 USD
Retailer 16$598 USD
Retailer 12$690 USD
Retailer 7$710 USD
Retailer 13$912 USD
Retailer 8$914 USD
Retailer 3$961 USD
Retailer 15$1,000 USD
Retailer 10$1,139 USD
Reve Diamonds$1,283 USD

40 data points across 17 retailers

20 retailers$255 USD to $1,283 USD

Retailer 1
-
$204 USD
Price last confirmed 37 days ago
Retailer 2
-
$236 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$249 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$255 USD
View
Final sale: no returns
A
Retailer 5
-
$283 USD
View
Retailer 6
-
$283 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$386 USD
£304 GBP
View
Price last confirmed 20 days ago
A
Retailer 8
-
$436 USD
€415 EUR
View
A
Retailer 9
-
$469 USD
View
A
Retailer 10
-
$479 USD
View
B+
Retailer 11
-
$486 USD
ZAR 7,847 ZAR
View
B+
Retailer 12
-
$527 USD
£415 GBP
View
B+
Retailer 13
-
$598 USD
View
B+
Retailer 14
-
$690 USD
A$1,061 AUD
View
B+
Retailer 15
-
$710 USD
View
B
Retailer 16
-
$912 USD
View
B
Retailer 17
-
$961 USD
View
B
Retailer 18
-
$1,000 USD
View
B
Retailer 19
-
$1,139 USD
£897 GBP
View
Most Expensive
B
Reve Diamonds
B87CA5E25 · Oct 28
$1,283 USD
View
19 more retailers have this diamond
Prices start from $255 USDSave up to $1,028 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
1.20ct Princess
$255 USD