CaratHunter
Plans
Marquise|Lab Grown|IGI

1.01ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG831604026

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831604026

Diamond specifications and retailer prices

From $363 AUD
$255 USD
As of October 30, 2026
Save $2,470 AUD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,861 AUD at Rare Carat · As of September 30, 2026
View at Rare Carat

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604026 or 831604026. Listed at 23 retailers as of October 30, 2026, with a 680% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604026
Dimensions10.29 × 5.28 × 3.33 mm
L/W Ratio1.95
Girdle conditionFaceted
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
10.29 mm5.28 mm1.01 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604026
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.1%

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: $777 AUD|Low: $363 AUD|High: $3,858 AUD|Avg: $1,284 AUD|-21.8%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 21$363 AUD
Retailer 9$404 AUD
Retailer 12$421 AUD
Retailer 6$450 AUD
Retailer 15$463 AUD
Retailer 7$492 AUD
Retailer 8$584 AUD
Retailer 19$615 AUD
Retailer 1$777 AUD
Retailer 18$796 AUD
Retailer 4$809 AUD
Retailer 16$858 AUD
Retailer 13$936 AUD
Retailer 11$1,207 AUD
Retailer 14$1,362 AUD
Retailer 17$1,446 AUD
Retailer 5$1,520 AUD
Retailer 3$1,579 AUD
Retailer 10$1,813 AUD
Retailer 2$1,949 AUD
Retailer 20$2,833 AUD

29 data points across 21 retailers

23 retailers$363 AUD to $2,833 AUD

A
Cheapest Retailer
-
$363 AUD
$255 USD
A
Retailer 2
-
$404 AUD
$284 USD
View
Final sale: no returns
A
Retailer 3
-
$421 AUD
$296 USD
View
A
Retailer 4
-
$450 AUD
$316 USD
View
A
Retailer 5
-
$463 AUD
£256 GBP
View
A
Retailer 6
-
$492 AUD
HK$2,700 HKD
View
Retailer 7
-
$578 AUD
$406 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$584 AUD
$410 USD
View
A
Retailer 9
-
$615 AUD
$432 USD
View
A
Retailer 10
-
$777 AUD
ZAR 8,816 ZAR
View
A
Retailer 11
-
$796 AUD
$559 USD
View
A
Retailer 12
-
$809 AUD
$568 USD
View
A
Retailer 13
-
$858 AUD
£475 GBP
View
Retailer 14
-
$936 AUD
€626 EUR
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$1,207 AUD
SGD 1,146 SGD
View
B+
Retailer 16
-
$1,362 AUD
$957 USD
View
B+
Retailer 17
-
$1,446 AUD
$1,016 USD
View
B
Retailer 18
-
$1,520 AUD
$1,068 USD
View
B
Retailer 19
-
$1,579 AUD
$1,109 USD
View
B
Retailer 20
-
$1,813 AUD
£1,003 GBP
View
B
Retailer 21
-
$1,949 AUD
$1,369 USD
View
B
Retailer 22
-
$2,833 AUD
$1,990 USD
View
Most Expensive
Rare Carat
PE0266040PA831 · Sep 30
$2,861 AUD
$2,010 USD
View
Price last confirmed 32 days ago
22 more retailers have this diamond
Prices start from $363 AUDSave up to $2,470 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
1.01ct Marquise
$363 AUD