Marquise|Lab Grown|IGI

3.05ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG840613062

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840613062

Diamond specifications and retailer prices

From $436 USD
As of October 31, 2026
Save $2,413 USD (85%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,849 USD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840613062 or 840613062. Listed at 6 retailers as of October 31, 2026, with prices from $436 to $2,849, a $2,413 spread on the same certified stone. Frank Darling lists it at $2,849. 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

3.05
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840613062
Dimensions15.21 × 7.41 × 4.78 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.21 mm7.41 mm3.05 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840613062
Side View
Table 60.0%Crown 36.5°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.5%

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 31
Current: $2,849 USD|Low: $436 USD|High: $2,849 USD|Avg: $1,415 USD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$436 USD
Retailer 5$617 USD
Retailer 7$818 USD
Retailer 3$850 USD
Retailer 2$1,595 USD
Retailer 6$2,170 USD
Frank Darling$2,849 USD

9 data points across 7 retailers

6 retailers$436 USD to $2,849 USD

A
Cheapest Retailer
-
$436 USD
Final sale: no returns
B+
Retailer 2
-
$617 USD
View
A
Retailer 3
-
$765 USD
View
B+
Retailer 4
-
$1,595 USD
View
B
Retailer 5
-
$2,170 USD
View
Most Expensive
B
Frank Darling
100751815433KD · Oct 31
$2,849 USD
View
5 more retailers have this diamond
Prices start from $436 USDSave up to $2,413 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
3.05ct Marquise
$436 USD