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Heart|Lab Grown|IGI

3.70ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG816689477

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816689477

Diamond specifications and retailer prices

From $1,650 USD
As of October 28, 2026
Save $3,876 USD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,678 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.7ct lab-grown heart diamond

This 3.7ct lab-grown heart 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 LG816689477 or 816689477. Listed at 14 retailers as of October 27, 2026, with a 235% 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

3.70
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816689477
Dimensions10.51 × 9.37 × 6.25 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.51 mm9.37 mm3.70 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816689477
Side View
Table 62.0%Crown 36.8°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 59.5%

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 28
Current: $6,678 USD|Low: $1,425 USD|High: $6,678 USD|Avg: $3,636 USD
Novita 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
Retailer 15
October 29, 2026
Retailer 11$1,425 USD
Retailer 10$1,650 USD
Retailer 2$1,810 USD
Retailer 8$2,069 USD
Retailer 15$2,122 USD
Retailer 5$2,765 USD
Retailer 9$2,906 USD
Retailer 6$3,370 USD
Retailer 3$3,413 USD
Retailer 7$4,368 USD
Retailer 13$4,752 USD
Retailer 14$5,184 USD
Retailer 4$5,386 USD
Retailer 12$5,526 USD
Novita Diamonds$6,678 USD

23 data points across 15 retailers

14 retailers$1,650 USD to $5,526 USD

A
Cheapest Retailer
-
$1,650 USD
A
Retailer 2
-
$1,810 USD
View
B+
Retailer 3
-
$2,069 USD
£1,629 GBP
View
B+
Retailer 4
-
$2,122 USD
View
B+
Retailer 5
-
$2,765 USD
View
B+
Retailer 6
-
$2,906 USD
View
Retailer 7
-
$3,370 USD
A$5,185 AUD
View
Price last confirmed 10 days ago
Retailer 8
-
$3,413 USD
ZAR 55,133 ZAR
View
Price last confirmed 8 days ago
B
Retailer 9
-
$4,368 USD
View
B
Retailer 10
-
$4,752 USD
£3,742 GBP
View
B
Retailer 11
-
$5,184 USD
View
B
Retailer 12
-
$5,386 USD
View
B
Retailer 13
-
$5,526 USD
SGD 7,467 SGD
View
Most Expensive
Novita Diamonds
cert_816689477 · Oct 8
$6,678 USD
A$10,274 AUD
View
Price last confirmed 24 days ago
13 more retailers have this diamond
Prices start from $1,650 USDSave up to $3,876 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
3.70ct Heart
$1,650 USD