Marquise|Lab Grown|IGI

3.70ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG813634354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813634354

Diamond specifications and retailer prices

From $1,853 USD
€1,765 EUR
As of October 27, 2026
Save $1,850 USD (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,630 USD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 3.7ct lab-grown marquise diamond

This 3.7ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813634354 or 813634354. Listed at 17 retailers as of October 25, 2026, with a 100% 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
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813634354
Dimensions15.44 × 7.93 × 5.06 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.44 mm7.93 mm3.70 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813634354
Side View
Table 56.0%Crown 38.9°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 63.8%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $5,630 USD|Low: $994 USD|High: $5,630 USD|Avg: $2,770 USD
Rare Carat
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
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Retailer 17
October 27, 2026
Retailer 3$994 USD
Retailer 12$1,205 USD
Retailer 15$1,405 USD
Retailer 4$1,485 USD
Retailer 10$1,600 USD
Retailer 2$1,853 USD
Retailer 13$2,292 USD
Retailer 16$2,324 USD
Retailer 6$2,380 USD
Retailer 14$2,641 USD
Retailer 8$3,324 USD
Retailer 5$3,460 USD
Retailer 17$3,577 USD
Retailer 7$3,620 USD
Retailer 11$3,703 USD
Retailer 9$4,526 USD
Rare Carat$5,630 USD

26 data points across 17 retailers

17 retailers$1,853 USD to $3,703 USD

Retailer 1
-
$1,205 USD
Price last confirmed 7 days ago
Retailer 2
-
$1,405 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$1,485 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$1,600 USD
£1,260 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
$1,853 USD
€1,765 EUR
View
Retailer 6
-
$2,292 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$2,324 USD
A$3,576 AUD
View
Price last confirmed 9 days ago
Retailer 8
-
$2,380 USD
ZAR 38,456 ZAR
View
Price last confirmed 11 days ago
Retailer 9
-
$2,641 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$2,941 USD
£2,316 GBP
View
Price last confirmed 19 days ago
Retailer 11
-
$3,324 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$3,460 USD
SGD 4,676 SGD
View
Price last confirmed 9 days ago
Retailer 13
-
$3,577 USD
View
Price last confirmed 9 days ago
Retailer 14
-
$3,620 USD
£2,850 GBP
View
Price last confirmed 15 days ago
B+
Retailer 15
-
$3,703 USD
View
Retailer 16
-
$4,526 USD
A$6,963 AUD
View
Price last confirmed 25 days ago
Most Expensive
Rare Carat
CN157-15A · Oct 7
$5,630 USD
View
Price last confirmed 23 days ago
16 more retailers have this diamond
Prices start from $1,853 USDSave up to $1,850 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 Marquise
$1,853 USD