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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 $708 AUD
$497 USD
As of October 30, 2026
Save $2,974 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,681 AUD 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 14 retailers as of October 29, 2026, with prices from $708 to $3,681, a $2,974 spread on the same certified stone. MOH London lists it at $3,681. 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
Colour
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

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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: $3,681 AUD|Low: $708 AUD|High: $6,749 AUD|Avg: $2,451 AUD
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
Retailer 18
October 31, 2026
Retailer 13$708 AUD
Retailer 6$792 AUD
Retailer 15$877 AUD
Retailer 17$966 AUD
Retailer 11$994 AUD
Retailer 14$1,075 AUD
Retailer 16$1,344 AUD
Retailer 5$1,362 AUD
Retailer 12$1,459 AUD
Retailer 7$1,578 AUD
Retailer 3$1,819 AUD
Retailer 4$2,306 AUD
Retailer 2$2,357 AUD
Retailer 18$3,281 AUD
MOH London$3,681 AUD
Retailer 8$3,983 AUD
Retailer 10$5,879 AUD
Retailer 9$6,749 AUD

5 data points across 18 retailers

14 retailers$708 AUD to $3,681 AUD

A
Cheapest Retailer
-
$708 AUD
$497 USD
A
Retailer 2
-
$792 AUD
$556 USD
View
A
Retailer 3
-
$877 AUD
$616 USD
View
A
Retailer 4
-
$966 AUD
HK$5,300 HKD
View
A
Retailer 5
-
$994 AUD
£550 GBP
View
A
Retailer 6
-
$1,075 AUD
$755 USD
View
A
Retailer 7
-
$1,344 AUD
$944 USD
View
B+
Retailer 8
-
$1,362 AUD
$957 USD
View
A
Retailer 9
-
$1,459 AUD
£807 GBP
View
A
Retailer 10
-
$1,819 AUD
$1,278 USD
View
B+
Retailer 11
-
$2,306 AUD
$1,620 USD
View
B+
Retailer 12
-
$2,357 AUD
$1,656 USD
View
B+
Retailer 13
-
$3,281 AUD
$2,305 USD
View
Most Expensive
B+
MOH London
LG680586825 · Oct 29
$3,681 AUD
£2,036 GBP
View
13 more retailers have this diamond
Prices start from $708 AUDSave up to $2,974 AUD

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
$708 AUD