Cushion|Lab Grown|IGI

3.66ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG845616966

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845616966

Diamond specifications and retailer prices

From $1,093 USD
£861 GBP
As of October 27, 2026
Save $2,308 USD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,598 USD at MOH London · As of October 25, 2026
View at MOH London

About this 3.66ct lab-grown cushion diamond

This 3.66ct 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 LG845616966 or 845616966. Listed at 14 retailers as of October 27, 2026, with a 211% 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

3.66
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845616966
Dimensions10.91 × 7.77 × 5.25 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm7.77 mm3.66 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845616966
Side View
Table 66.0%Crown 38°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 67.6%

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: Oct 27
Current: $3,598 USD|Low: $906 USD|High: $3,598 USD|Avg: $2,139 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
October 28, 2026
Retailer 10$906 USD
Retailer 11$1,093 USD
Retailer 2$1,155 USD
Retailer 4$1,343 USD
Retailer 3$1,358 USD
Retailer 9$1,423 USD
Retailer 13$1,448 USD
Retailer 5$2,205 USD
Retailer 7$2,228 USD
Retailer 8$2,442 USD
Retailer 6$2,999 USD
Retailer 12$3,158 USD
Retailer 15$3,250 USD
Retailer 14$3,401 USD
MOH London$3,598 USD

8 data points across 15 retailers

14 retailers$1,093 USD to $3,401 USD

A
Cheapest Retailer
-
$1,093 USD
£861 GBP
Retailer 2
-
$1,155 USD
View
Price last confirmed 5 days ago
Retailer 3
-
$1,343 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$1,358 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$1,423 USD
€1,355 EUR
View
A
Retailer 6
-
$1,448 USD
£1,140 GBP
View
Retailer 7
-
$2,205 USD
ZAR 35,618 ZAR
View
Price last confirmed 9 days ago
Retailer 8
-
$2,228 USD
A$3,427 AUD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$2,442 USD
View
Retailer 10
-
$2,999 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$3,158 USD
SGD 4,267 SGD
View
Retailer 12
-
$3,250 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$3,401 USD
View
Most Expensive
MOH London
LG845616966 · Oct 25
$3,598 USD
£2,833 GBP
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $1,093 USDSave up to $2,308 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
3.66ct Cushion
$1,093 USD