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Asscher|Lab Grown|IGI

5.09ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG762545027

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG762545027

Diamond specifications and retailer prices

From $17,450 NZD
$9,835 USD
As of October 31, 2026
Save $56,579 NZD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $74,029 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.09ct lab-grown asscher diamond

This 5.09ct lab-grown asscher sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762545027 or 762545027. Listed at 14 retailers as of October 30, 2026, with prices from $17,450 to $74,029, a $56,579 spread on the same certified stone. Taylor and Hart lists it at $74,029. 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

5.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545027
Dimensions9.44 × 9.43 × 6.07 mm
L/W Ratio1.00
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
9.44 mm9.43 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545027
Side View
Table 62.0%Crown 34.1°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 64.4%

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 31
Current: $52,275 NZD|Low: $17,450 NZD|High: $91,396 NZD|Avg: $44,356 NZD|-20.0%
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
Taylor and Hart
October 29, 2026
Retailer 2$17,450 NZD
Retailer 12$20,222 NZD
Retailer 10$21,913 NZD
Retailer 6$23,602 NZD
Retailer 11$24,863 NZD
Retailer 9$29,966 NZD
Retailer 8$37,859 NZD
Retailer 3$42,631 NZD
Retailer 7$43,628 NZD
Retailer 5$45,333 NZD
Retailer 13$48,256 NZD
Retailer 1$52,275 NZD
Retailer 4$52,838 NZD
Retailer 14$71,527 NZD
Taylor and Hart$74,029 NZD

32 data points across 15 retailers

14 retailers$17,450 NZD to $74,029 NZD

A
Cheapest Retailer
-
$17,450 NZD
$9,835 USD
A
Retailer 2
-
$20,222 NZD
$11,397 USD
View
Retailer 3
-
$21,913 NZD
$12,350 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$24,863 NZD
$14,013 USD
View
A
Retailer 5
-
$29,966 NZD
£13,298 GBP
View
B+
Retailer 6
-
$37,859 NZD
£16,801 GBP
View
B+
Retailer 7
-
$42,631 NZD
$24,027 USD
View
B+
Retailer 8
-
$43,628 NZD
€23,418 EUR
View
B+
Retailer 9
-
$45,333 NZD
$25,550 USD
View
B+
Retailer 10
-
$48,256 NZD
$27,197 USD
View
B+
Retailer 11
-
$52,275 NZD
ZAR 475,966 ZAR
View
Retailer 12
-
$52,838 NZD
A$45,815 AUD
View
Price last confirmed 23 days ago
B
Retailer 13
-
$71,527 NZD
$40,313 USD
View
Most Expensive
B
Taylor and Hart
KW2RLB7 · Oct 30
$74,029 NZD
$41,723 USD
View
13 more retailers have this diamond
Prices start from $17,450 NZDSave up to $56,579 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
5.09ct Asscher
$17,450 NZD