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Heart|Lab Grown|IGI

5.50ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG694558234

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG694558234

Diamond specifications and retailer prices

From $5,462 AUD
$3,837 USD
As of October 30, 2026
Save $23,177 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $28,639 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 5.5ct lab-grown heart diamond

This 5.5ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG694558234 or 694558234. Listed at 20 retailers as of October 28, 2026, with prices from $5,462 to $28,639, a $23,177 spread on the same certified stone. Brilliant Earth lists it at $28,639. 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

5.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694558234
Dimensions11.35 × 12.35 × 6.81 mm
L/W Ratio1.09
Girdle conditionFaceted
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
11.35 mm12.35 mm5.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694558234
Side View
Table 66.0%Crown 39.1°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 55.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,540 AUD|Low: $5,462 AUD|High: $23,390 AUD|Avg: $11,404 AUD|-5.7%
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
October 30, 2026
Retailer 4$5,462 AUD
Retailer 5$6,116 AUD
Retailer 11$6,336 AUD
Retailer 2$6,420 AUD
Retailer 1$6,540 AUD
Retailer 8$7,829 AUD
Retailer 15$7,917 AUD
Retailer 12$8,301 AUD
Retailer 7$9,174 AUD
Retailer 13$10,108 AUD
Retailer 10$12,870 AUD
Retailer 9$13,448 AUD
Retailer 14$13,643 AUD
Retailer 3$15,979 AUD
Retailer 16$17,592 AUD
Retailer 6$22,423 AUD
Retailer 17$22,530 AUD

22 data points across 17 retailers

20 retailers$5,462 AUD to $28,639 AUD

A
Cheapest Retailer
-
$5,462 AUD
$3,837 USD
A
Retailer 2
-
$6,116 AUD
$4,297 USD
View
Final sale: no returns
A
Retailer 3
-
$6,336 AUD
$4,451 USD
View
A
Retailer 4
-
$6,420 AUD
$4,510 USD
View
A
Retailer 5
-
$6,540 AUD
£3,618 GBP
View
A
Retailer 6
-
$7,829 AUD
$5,500 USD
View
A
Retailer 7
-
$7,917 AUD
$5,562 USD
View
Retailer 8
-
$8,089 AUD
HK$44,400 HKD
View
Price last confirmed 43 days ago
A
Retailer 9
-
$8,301 AUD
£4,592 GBP
View
A
Retailer 10
-
$9,174 AUD
$6,445 USD
View
Retailer 11
-
$9,370 AUD
$6,583 USD
View
Price last confirmed 17 days ago
A
Retailer 12
-
$10,108 AUD
€6,763 EUR
View
A
Retailer 13
-
$12,870 AUD
ZAR 146,071 ZAR
View
Retailer 14
-
$13,448 AUD
View
Price last confirmed 7 days ago
A
Retailer 15
-
$13,643 AUD
£7,547 GBP
View
A
Retailer 16
-
$15,979 AUD
$11,226 USD
View
A
Retailer 17
-
$17,592 AUD
$12,359 USD
View
A
Retailer 18
-
$22,423 AUD
$15,753 USD
View
A
Retailer 19
-
$22,530 AUD
$15,828 USD
View
Most Expensive
B+
Brilliant Earth
14092735A · Oct 28
$28,639 AUD
$20,120 USD
View
19 more retailers have this diamond
Prices start from $5,462 AUDSave up to $23,177 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
5.50ct Heart
$5,462 AUD