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Marquise|Lab Grown|IGI

3.70ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1

Diamond specifications and retailer prices

From $2,513 AUD
$1,765 USD
As of October 30, 2026
Save $9,286 AUD (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,799 AUD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

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. Listed at 4 retailers as of October 30, 2026, with prices from $2,513 to $11,799, a $9,286 spread on the same certified stone. The Diamond Guys lists it at $11,799. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions15.40 × 7.94 × 5.18 mm
L/W Ratio1.94
Top View
15.40 mm7.94 mm3.70 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.2%

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 30
Current: $2,125 AUD|Low: $2,040 AUD|High: $12,220 AUD|Avg: $4,909 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
The Diamond Guys
October 31, 2026
Retailer 1$2,125 AUD
Retailer 3$2,312 AUD
Retailer 4$2,513 AUD
Retailer 6$4,259 AUD
Retailer 5$4,619 AUD
Retailer 2$5,099 AUD
The Diamond Guys$11,799 AUD

6 data points across 7 retailers

4 retailers$2,513 AUD to $11,799 AUD

A
Cheapest Retailer
-
$2,513 AUD
$1,765 USD
Retailer 2
-
$4,259 AUD
$2,992 USD
View
Price last confirmed 16 days ago
B+
Retailer 3
-
$4,619 AUD
CA$4,507 CAD
View
Most Expensive
B
The Diamond Guys
1878070898 · Oct 31
$11,799 AUD
$8,288 USD
View
3 more retailers have this diamond
Prices start from $2,513 AUDSave up to $9,286 AUD

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
$2,513 AUD