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Asscher|Lab Grown|IGI

1.09ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG831687358

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831687358

Diamond specifications and retailer prices

From $399 NZD
As of November 4, 2026
Save $2,617 NZD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,016 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.09ct lab-grown asscher diamond

This 1.09ct lab-grown asscher 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 LG831687358 or 831687358. Listed at 20 retailers as of November 4, 2026, with prices from $399 to $3,016, a $2,617 spread on the same certified stone. Brilliant Earth lists it at $3,016. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687358
Dimensions5.74 × 5.70 × 3.61 mm
L/W Ratio1.01
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
5.74 mm5.70 mm1.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687358
Side View
Table 65.0%Crown 32.6°Girdle: Slightly ThickPavilion 39.7°Culet: NoneDepth 63.3%

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 4
Current: $3,016 NZD|Low: $399 NZD|High: $5,127 NZD|Avg: $1,451 NZD|-41.2%
Brilliant Earth
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
November 5, 2026
Retailer 15$399 NZD
Retailer 3$465 NZD
Retailer 4$497 NZD
Retailer 14$509 NZD
Retailer 5$593 NZD
Retailer 11$678 NZD
Retailer 17$843 NZD
Retailer 2$915 NZD
Retailer 10$949 NZD
Retailer 12$1,107 NZD
Retailer 19$1,126 NZD
Retailer 8$1,167 NZD
Retailer 9$1,268 NZD
Retailer 16$1,595 NZD
Retailer 20$1,600 NZD
Retailer 6$1,687 NZD
Retailer 7$1,898 NZD
Retailer 13$1,982 NZD
Retailer 18$2,569 NZD
Brilliant Earth$3,016 NZD

14 data points across 20 retailers

20 retailers$399 NZD to $3,016 NZD

A
Cheapest Retailer
-
$399 NZD
A
Retailer 2
-
$465 NZD
View
A
Retailer 3
-
$497 NZD
View
A
Retailer 4
-
$509 NZD
View
A
Retailer 5
-
$593 NZD
View
Final sale: no returns
Retailer 6
-
$678 NZD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$843 NZD
View
A
Retailer 8
-
$915 NZD
View
A
Retailer 9
-
$949 NZD
View
A
Retailer 10
-
$1,107 NZD
View
A
Retailer 11
-
$1,126 NZD
View
A
Retailer 12
-
$1,167 NZD
View
Retailer 13
-
$1,268 NZD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$1,595 NZD
View
B+
Retailer 15
-
$1,600 NZD
View
B+
Retailer 16
-
$1,687 NZD
View
B+
Retailer 17
-
$1,898 NZD
View
B+
Retailer 18
-
$1,982 NZD
View
B+
Retailer 19
-
$2,569 NZD
View
Most Expensive
B
Brilliant Earth
22236824A · Nov 4
$3,016 NZD
$1,700 USD
View
19 more retailers have this diamond
Prices start from $399 NZDSave up to $2,617 NZD

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
1.09ct Asscher
$399 NZD