Marquise|Lab Grown|IGI

4.05ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG833677951

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833677951

Diamond specifications and retailer prices

From $2,028 USD
€1,931 EUR
As of October 27, 2026
Save $6,337 USD (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,365 USD at Riddles Jewelry · As of November 2, 2026
View at Riddles Jewelry

About this 4.05ct lab-grown marquise diamond

This 4.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG833677951 or 833677951. Listed at 3 retailers as of October 27, 2026, with prices from $2,028 to $8,365, a $6,337 spread on the same certified stone. Riddles Jewelry lists it at $8,365. 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

4.05
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833677951
Dimensions16.09 × 8.47 × 5.23 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.. Type IIa
Top View
16.09 mm8.47 mm4.05 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833677951
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

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: $2,028 USD|Low: $2,023 USD|High: $8,365 USD|Avg: $5,475 USD|-0.2%
Retailer 1
Retailer 2
Riddles Jewelry
October 27, 2026
Retailer 1$2,028 USD
Retailer 2$5,255 USD
Riddles Jewelry$8,365 USD

5 data points across 3 retailers

3 retailers$2,028 USD to $8,365 USD

A
Cheapest Retailer
-
$2,028 USD
€1,931 EUR
B
Retailer 2
-
$5,255 USD
View
Most Expensive
B
Riddles Jewelry
1993084990 · Nov 2
$8,365 USD
View
2 more retailers have this diamond
Prices start from $2,028 USDSave up to $6,337 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
4.05ct Marquise
$2,028 USD