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Radiant|Lab Grown|IGI

3.66ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG773638947

Certificate IGI LG773638947

Diamond specifications and retailer prices

From $1,368 USD
Save $3,601 USD (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,969 USD at Taylor and Hart
View at Taylor and Hart

About this 3.66ct lab-grown radiant diamond

This 3.66ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG773638947 or 773638947. Listed at 11 retailers, with prices from $1,368 to $4,969 at Taylor and Hart, a $3,601 spread on the same certified stone. 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
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773638947
Dimensions8.25 × 8.25 × 8.26 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
8.25 mm8.25 mm3.66 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773638947
Side View
Table 67.0%Crown 29.3°Girdle: Slightly ThickPavilion 42.5°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $4,375 USD|Low: $1,005 USD|High: $5,519 USD|Avg: $3,326 USD|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
September 29, 2026
Retailer 9$1,368 USD
Retailer 4$1,417 USD
Retailer 5$1,689 USD
Retailer 6$2,028 USD
Retailer 2$3,311 USD
Retailer 10$3,429 USD
Retailer 1$4,375 USD
Retailer 8$4,375 USD
Retailer 7$4,454 USD
Retailer 3$4,609 USD
Taylor and Hart$4,969 USD

23 data points across 11 retailers

11 retailers$1,368 USD to $4,969 USD

A
Cheapest Retailer
-
$1,368 USD
A
Retailer 2
-
$1,417 USD
View
A
Retailer 3
-
$1,689 USD
View
A
Retailer 4
-
$2,028 USD
View
B+
Retailer 5
-
$3,311 USD
ZAR 53,483 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 6
-
$3,429 USD
£2,700 GBP
View
B
Retailer 7
-
$4,375 USD
View
B
Retailer 8
-
$4,375 USD
View
B
Retailer 9
-
$4,454 USD
View
B
Retailer 10
-
$4,609 USD
£3,629 GBP
View
Most Expensive
B
Taylor and Hart
AF54CT4 · Oct 1
$4,969 USD
View
10 more retailers have this diamond
Prices start from $1,368 USDSave up to $3,601 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.

A
3.66ct Radiant
$1,368 USD