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Marquise|Lab Grown|IGI

3.21ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG841610008

Certificate IGI LG841610008

Diamond specifications and retailer prices

From $631 AUD
$442 USD
As of November 1, 2026
Save $3,647 AUD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,278 AUD at Frank Darling · As of November 3, 2026
View at Frank Darling

About this 3.21ct lab-grown marquise diamond

This 3.21ct 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 LG841610008 or 841610008. Listed at 5 retailers as of November 1, 2026, with prices from $631 to $4,278, a $3,647 spread on the same certified stone. Frank Darling lists it at $4,278. 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

3.21
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG841610008
Dimensions14.99 × 7.54 × 4.84 mm
L/W Ratio1.99
Top View
14.99 mm7.54 mm3.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841610008
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 64.2%

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: Nov 1
Current: $4,278 AUD|Low: $631 AUD|High: $4,278 AUD|Avg: $2,445 AUD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3$631 AUD
Retailer 5$896 AUD
Retailer 2$2,309 AUD
Retailer 4$3,275 AUD
Frank Darling$4,278 AUD

5 data points across 5 retailers

5 retailers$631 AUD to $4,278 AUD

A
Cheapest Retailer
-
$631 AUD
$442 USD
Final sale: no returns
B+
Retailer 2
-
$896 AUD
$628 USD
View
B+
Retailer 3
-
$2,309 AUD
$1,618 USD
View
B
Retailer 4
-
$3,275 AUD
$2,295 USD
View
Most Expensive
B
Frank Darling
100759968602KD · Nov 3
$4,278 AUD
$2,998 USD
View
4 more retailers have this diamond
Prices start from $631 AUDSave up to $3,647 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
3.21ct Marquise
$631 AUD