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Round|Lab Grown|IGI

5.07ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG578344803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578344803

Diamond specifications and retailer prices

From $7,785 AUD
£4,307 GBP
As of October 30, 2026
Save $28,346 AUD (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $36,131 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.07ct lab-grown round diamond

This 5.07ct lab-grown round 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 LG578344803 or 578344803. Listed at 23 retailers as of October 30, 2026, with prices from $7,785 to $36,131, a $28,346 spread on the same certified stone. Taylor and Hart lists it at $36,131. 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

5.07
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578344803
Dimensions10.95 × 10.98 × 6.80 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.95 mm10.98 mm5.07 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578344803
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 41°Culet: NoneDepth 62.0%

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 30
Current: $7,785 AUD|Low: $7,759 AUD|High: $30,788 AUD|Avg: $15,797 AUD|-0.2%
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
October 30, 2026
Retailer 1$7,785 AUD
Retailer 15$8,997 AUD
Retailer 6$9,494 AUD
Retailer 7$10,078 AUD
Retailer 5$10,438 AUD
Retailer 12$10,441 AUD
Retailer 2$12,103 AUD
Retailer 14$12,411 AUD
Retailer 8$13,037 AUD
Retailer 11$17,267 AUD
Retailer 10$20,977 AUD
Retailer 9$21,205 AUD
Retailer 13$21,891 AUD
Retailer 4$25,243 AUD
Retailer 3$30,788 AUD

42 data points across 15 retailers

23 retailers$7,785 AUD to $36,131 AUD

A
Cheapest Retailer
-
$7,785 AUD
£4,307 GBP
A
Retailer 2
-
$8,997 AUD
$6,321 USD
View
A
Retailer 3
-
$9,357 AUD
$6,574 USD
View
A
Retailer 4
-
$9,494 AUD
$6,670 USD
View
A
Retailer 5
-
$10,078 AUD
$7,080 USD
View
Final sale: no returns
A
Retailer 6
-
$10,438 AUD
$7,333 USD
View
Retailer 7
-
$10,438 AUD
$7,333 USD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$10,441 AUD
$7,335 USD
View
Retailer 9
-
$12,103 AUD
$8,503 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$12,391 AUD
$8,705 USD
View
A
Retailer 11
-
$12,411 AUD
$8,719 USD
View
A
Retailer 12
-
$12,752 AUD
$8,959 USD
View
A
Retailer 13
-
$13,037 AUD
£7,212 GBP
View
A
Retailer 14
-
$17,267 AUD
€11,553 EUR
View
A
Retailer 15
-
$20,977 AUD
£11,604 GBP
View
A
Retailer 16
-
$21,205 AUD
ZAR 240,670 ZAR
View
Retailer 17
-
$21,891 AUD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$25,243 AUD
$17,734 USD
View
B+
Retailer 19
-
$26,598 AUD
$18,686 USD
View
B+
Retailer 20
-
$29,043 AUD
$20,404 USD
View
B+
Retailer 21
-
$30,788 AUD
$21,630 USD
View
B+
Retailer 22
-
$31,021 AUD
$21,794 USD
View
Most Expensive
B
Taylor and Hart
KTOB8QV · Oct 30
$36,131 AUD
$25,384 USD
View
22 more retailers have this diamond
Prices start from $7,785 AUDSave up to $28,346 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
5.07ct Round
$7,785 AUD