CaratHunter
Plans
Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG738503608

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG738503608

Diamond specifications and retailer prices

From $1,550 USD
As of November 1, 2026
Save $7,730 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,830 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 4.09ct lab-grown cushion diamond

This 4.09ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG738503608 or 738503608. Listed at 17 retailers as of October 31, 2026, with a 499% 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

4.09
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738503608
Dimensions10.79 × 8.42 × 5.72 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.79 mm8.42 mm4.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738503608
Side View
Table 61.0%Crown 35.9°Girdle: STK-THKPavilion 37.7°Culet: NoneDepth 67.9%

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: Nov 1
Current: $10,830 USD|Low: $1,550 USD|High: $10,830 USD|Avg: $4,875 USD|+0.9%
Do Amore Diamonds
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
October 31, 2026
Retailer 9$1,550 USD
Retailer 6$1,747 USD
Retailer 4$1,826 USD
Retailer 8$2,083 USD
Retailer 11$2,840 USD
Retailer 10$3,262 USD
Retailer 5$4,176 USD
Retailer 13$4,273 USD
Retailer 14$4,324 USD
Retailer 3$4,930 USD
Retailer 7$4,941 USD
Retailer 12$5,763 USD
Retailer 2$9,280 USD
Do Amore Diamonds$10,830 USD

39 data points across 14 retailers

17 retailers$1,550 USD to $9,280 USD

A
Cheapest Retailer
-
$1,550 USD
Retailer 2
-
$1,826 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$1,995 USD
View
Price last confirmed 5 days ago
B+
Retailer 4
-
$2,083 USD
View
B+
Retailer 5
-
$2,840 USD
£2,236 GBP
View
B+
Retailer 6
-
$3,262 USD
View
Retailer 7
-
$4,176 USD
£3,288 GBP
View
Price last confirmed 7 days ago
Retailer 8
-
$4,273 USD
ZAR 69,027 ZAR
View
Price last confirmed 8 days ago
Retailer 9
-
$4,324 USD
A$6,653 AUD
View
Price last confirmed 10 days ago
B
Retailer 10
-
$4,920 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$4,930 USD
View
B
Retailer 12
-
$4,941 USD
A$7,601 AUD
View
B
Retailer 13
-
$5,763 USD
£4,538 GBP
View
B
Retailer 14
-
$7,078 USD
View
B
Retailer 15
-
$9,100 USD
View
B
Retailer 16
-
$9,280 USD
View
Most Expensive
Do Amore Diamonds
27-4DDD08B20 · Oct 27
$10,830 USD
View
Price under review
16 more retailers have this diamond
Prices start from $1,550 USDSave up to $7,730 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
4.09ct Cushion
$1,550 USD