CaratHunter
Plans
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 $1,398 SGD
£861 GBP
As of October 27, 2026
Save $2,952 SGD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,601 SGD 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
Colour
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: $4,601 SGD|Low: $1,159 SGD|High: $4,601 SGD|Avg: $2,735 SGD
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$1,159 SGD
Retailer 11$1,398 SGD
Retailer 2$1,477 SGD
Retailer 4$1,718 SGD
Retailer 3$1,737 SGD
Retailer 9$1,820 SGD
Retailer 13$1,852 SGD
Retailer 5$2,820 SGD
Retailer 7$2,849 SGD
Retailer 8$3,123 SGD
Retailer 6$3,835 SGD
Retailer 12$4,038 SGD
Retailer 15$4,157 SGD
Retailer 14$4,350 SGD
MOH London$4,601 SGD

8 data points across 15 retailers

14 retailers$1,398 SGD to $4,350 SGD

A
Cheapest Retailer
-
$1,398 SGD
£861 GBP
Retailer 2
-
$1,477 SGD
$1,155 USD
View
Price last confirmed 5 days ago
Retailer 3
-
$1,718 SGD
$1,343 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$1,737 SGD
$1,358 USD
View
Price last confirmed 6 days ago
A
Retailer 5
-
$1,820 SGD
€1,355 EUR
View
A
Retailer 6
-
$1,852 SGD
£1,140 GBP
View
Retailer 7
-
$2,820 SGD
ZAR 35,618 ZAR
View
Price last confirmed 9 days ago
Retailer 8
-
$2,849 SGD
A$3,427 AUD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$3,123 SGD
$2,442 USD
View
Retailer 10
-
$3,835 SGD
$2,999 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$4,038 SGD
View
B+
Retailer 12
-
$4,157 SGD
$3,250 USD
View
B
Retailer 13
-
$4,350 SGD
$3,401 USD
View
Most Expensive
MOH London
LG845616966 · Oct 25
$4,601 SGD
£2,833 GBP
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $1,398 SGDSave up to $2,952 SGD

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
$1,398 SGD