Princess|Lab Grown|IGI

3.78ct G VS2 Princess Lab Grown Diamond

ID • G/VS2 • IGI LG680586825

Shape and cutting style on the report: Princess cut

Certificate IGI LG680586825

Diamond specifications and retailer prices

From $497 USD
As of October 30, 2026
Save $2,089 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,586 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.78ct lab-grown princess diamond

This 3.78ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680586825 or 680586825. Listed at 13 retailers as of October 29, 2026, with prices from $497 to $2,586, a $2,089 spread on the same certified stone. MOH London lists it at $2,586. 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

3.78
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680586825
Dimensions8.46 × 8.45 × 6.05 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm8.45 mm3.78 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680586825
Side View
Table 73.0%Crown 45.7°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 71.6%

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: $2,586 USD|Low: $497 USD|High: $4,741 USD|Avg: $1,762 USD
MOH London
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 30, 2026
Retailer 11$497 USD
Retailer 5$556 USD
Retailer 13$616 USD
Retailer 15$678 USD
Retailer 2$698 USD
Retailer 12$755 USD
Retailer 14$944 USD
Retailer 4$957 USD
Retailer 10$1,025 USD
Retailer 6$1,109 USD
Retailer 17$1,278 USD
Retailer 3$1,620 USD
Retailer 16$2,305 USD
MOH London$2,586 USD
Retailer 7$2,797 USD
Retailer 9$4,130 USD
Retailer 8$4,741 USD

4 data points across 17 retailers

13 retailers$497 USD to $2,586 USD

A
Cheapest Retailer
-
$497 USD
A
Retailer 2
-
$556 USD
View
A
Retailer 3
-
$616 USD
View
A
Retailer 4
-
$678 USD
HK$5,300 HKD
View
A
Retailer 5
-
$698 USD
£550 GBP
View
A
Retailer 6
-
$755 USD
View
A
Retailer 7
-
$944 USD
View
B+
Retailer 8
-
$957 USD
View
A
Retailer 9
-
$1,025 USD
£807 GBP
View
A
Retailer 10
-
$1,278 USD
View
B+
Retailer 11
-
$1,620 USD
View
B+
Retailer 12
-
$2,305 USD
View
Most Expensive
B+
MOH London
LG680586825 · Oct 29
$2,586 USD
£2,036 GBP
View
12 more retailers have this diamond
Prices start from $497 USDSave up to $2,089 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
3.78ct Princess
$497 USD