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Marquise|Lab Grown|IGI

2.09ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG628424316

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628424316

Diamond specifications and retailer prices

From $2,335 AUD
$1,640 USD
As of November 2, 2026
Save $14,407 AUD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $18,279 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 2.09ct lab-grown marquise diamond

This 2.09ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628424316 or 628424316. Listed at 26 retailers as of November 1, 2026, with a 617% 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

2.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628424316
Dimensions13.11 × 6.74 × 4.15 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.11 mm6.74 mm2.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628424316
Side View
Table 63.0%Crown 35.3°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 61.6%

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 2
Current: $4,283 AUD|Low: $2,725 AUD|High: $11,553 AUD|Avg: $6,587 AUD|+0.2%
Retailer 1
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
November 2, 2026
Retailer 13$2,980 AUD
Retailer 6$3,041 AUD
Retailer 15$3,061 AUD
Retailer 9$3,966 AUD
Retailer 1$4,283 AUD
Retailer 14$4,664 AUD
Retailer 4$5,838 AUD
Retailer 7$6,444 AUD
Retailer 10$7,394 AUD
Retailer 3$7,603 AUD
Retailer 12$8,037 AUD
Retailer 8$8,895 AUD
Retailer 2$9,111 AUD
Retailer 5$10,689 AUD
Retailer 11$11,380 AUD

44 data points across 15 retailers

26 retailers$2,335 AUD to $16,742 AUD

A
Cheapest Retailer
-
$2,335 AUD
$1,640 USD
Retailer 2
-
$2,433 AUD
$1,709 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$2,646 AUD
$1,859 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$2,822 AUD
$1,982 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$2,822 AUD
$1,982 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$2,980 AUD
$2,093 USD
View
Final sale: no returns
A
Retailer 7
-
$3,041 AUD
$2,136 USD
View
A
Retailer 8
-
$3,061 AUD
$2,150 USD
View
A
Retailer 9
-
$3,699 AUD
HK$20,300 HKD
View
A
Retailer 10
-
$3,966 AUD
$2,786 USD
View
B+
Retailer 11
-
$4,283 AUD
£2,369 GBP
View
B+
Retailer 12
-
$4,664 AUD
$3,276 USD
View
Retailer 13
-
$5,838 AUD
$4,101 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$6,444 AUD
£3,564 GBP
View
B
Retailer 15
-
$7,394 AUD
View
B
Retailer 16
-
$7,603 AUD
$5,341 USD
View
B+
Retailer 17
-
$8,037 AUD
ZAR 91,202 ZAR
View
B
Retailer 18
-
$8,455 AUD
$5,939 USD
View
B+
Retailer 19
-
$8,895 AUD
£4,920 GBP
View
B
Retailer 20
-
$9,111 AUD
$6,400 USD
View
Retailer 21
-
$9,396 AUD
$6,600 USD
View
Price last confirmed 31 days ago
B
Retailer 22
-
$10,689 AUD
SGD 10,147 SGD
View
B
Retailer 23
-
$10,910 AUD
$7,664 USD
View
B
Retailer 24
-
$11,380 AUD
View
B
Retailer 25
-
$16,742 AUD
$11,760 USD
View
Most Expensive
Do Amore Diamonds
23-628424316 · Nov 1
$18,279 AUD
$12,840 USD
View
Price under review
25 more retailers have this diamond
Prices start from $2,335 AUDSave up to $14,407 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
2.09ct Marquise
$2,335 AUD