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Heart|Lab Grown|IGI

5.10ct E FL Heart Lab Grown Diamond

EX • E/FL • IGI LG817695376

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817695376

Diamond specifications and retailer prices

From $17,212 NZD
$9,701 USD
As of October 31, 2026
Save $64,689 NZD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $81,902 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown heart diamond

This 5.1ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817695376 or 817695376. Listed at 6 retailers as of October 30, 2026, with prices from $17,212 to $81,902, a $64,689 spread on the same certified stone. Do Amore Diamonds lists it at $81,902. 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

5.10
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817695376
Dimensions10.91 × 11.69 × 6.72 mm
L/W Ratio1.07
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
10.91 mm11.69 mm5.10 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817695376
Side View
Table 56.0%Crown 36°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 57.5%

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: $81,902 NZD|Low: $14,099 NZD|High: $81,902 NZD|Avg: $31,563 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8$14,099 NZD
Retailer 5$17,212 NZD
Retailer 4$17,220 NZD
Retailer 6$17,633 NZD
Retailer 9$18,639 NZD
Retailer 7$23,034 NZD
Retailer 2$27,679 NZD
Retailer 3$31,365 NZD
Retailer 10$59,750 NZD
Do Amore Diamonds$81,902 NZD

12 data points across 10 retailers

6 retailers$17,212 NZD to $81,902 NZD

A
Cheapest Retailer
-
$17,212 NZD
$9,701 USD
A
Retailer 2
-
$17,220 NZD
$9,705 USD
View
A
Retailer 3
-
$17,633 NZD
$9,938 USD
View
A
Retailer 4
-
$27,679 NZD
$15,600 USD
View
A
Retailer 5
-
$31,365 NZD
£13,919 GBP
View
Most Expensive
B
Do Amore Diamonds
27-17B1B4BB3 · Oct 30
$81,902 NZD
$46,160 USD
View
5 more retailers have this diamond
Prices start from $17,212 NZDSave up to $64,689 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
5.10ct Heart
$17,212 NZD