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Round|Lab Grown|IGI

5.15ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804649570

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804649570

Diamond specifications and retailer prices

From $9,702 NZD
$5,468 USD
As of October 29, 2026
Save $37,205 NZD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $46,907 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.15ct lab-grown round diamond

This 5.15ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649570 or 804649570. Listed at 22 retailers as of October 29, 2026, with prices from $9,702 to $46,907, a $37,205 spread on the same certified stone. With Clarity lists it at $46,907. 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

5.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649570
Dimensions11.07 × 11.01 × 6.82 mm
L/W Ratio1.01
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
11.07 mm11.01 mm5.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649570
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

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 29
Current: $14,378 NZD|Low: $9,702 NZD|High: $62,101 NZD|Avg: $22,341 NZD|-3.7%
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
With Clarity
November 1, 2026
Retailer 5$9,702 NZD
Retailer 2$10,169 NZD
Retailer 10$10,371 NZD
Retailer 12$10,866 NZD
Retailer 4$11,254 NZD
Retailer 18$11,258 NZD
Retailer 7$13,360 NZD
Retailer 3$13,861 NZD
Retailer 1$14,378 NZD
Retailer 8$15,135 NZD
Retailer 6$17,383 NZD
Retailer 19$17,558 NZD
Retailer 13$20,258 NZD
Retailer 14$22,097 NZD
Retailer 16$22,866 NZD
Retailer 17$23,025 NZD
Retailer 15$33,729 NZD
Retailer 9$39,875 NZD
Retailer 11$42,828 NZD
With Clarity$46,907 NZD

31 data points across 20 retailers

22 retailers$9,702 NZD to $46,907 NZD

A
Cheapest Retailer
-
$9,702 NZD
$5,468 USD
A
Retailer 2
-
$10,169 NZD
$5,731 USD
View
A
Retailer 3
-
$10,371 NZD
$5,845 USD
View
A
Retailer 4
-
$10,866 NZD
$6,124 USD
View
Final sale: no returns
A
Retailer 5
-
$11,254 NZD
$6,343 USD
View
A
Retailer 6
-
$11,258 NZD
$6,345 USD
View
Retailer 7
-
$11,705 NZD
$6,597 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$13,360 NZD
$7,530 USD
View
A
Retailer 9
-
$13,861 NZD
$7,812 USD
View
A
Retailer 10
-
$14,378 NZD
£6,380 GBP
View
Retailer 11
-
$15,135 NZD
$8,530 USD
View
Price last confirmed 14 days ago
A
Retailer 12
-
$17,383 NZD
$9,797 USD
View
A
Retailer 13
-
$17,558 NZD
$9,896 USD
View
A
Retailer 14
-
$20,258 NZD
€10,874 EUR
View
A
Retailer 15
-
$21,467 NZD
$12,099 USD
View
A
Retailer 16
-
$22,097 NZD
$12,454 USD
View
A
Retailer 17
-
$22,866 NZD
ZAR 208,192 ZAR
View
A
Retailer 18
-
$23,025 NZD
£10,218 GBP
View
B+
Retailer 19
-
$33,729 NZD
$19,010 USD
View
B+
Retailer 20
-
$39,875 NZD
$22,474 USD
View
B+
Retailer 21
-
$42,828 NZD
SGD 32,619 SGD
View
Most Expensive
B+
With Clarity
804649570 · Oct 31
$46,907 NZD
$26,437 USD
View
21 more retailers have this diamond
Prices start from $9,702 NZDSave up to $37,205 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
5.15ct Round
$9,702 NZD