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Oval|Lab Grown|IGI

4.71ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG728540075

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG728540075

Diamond specifications and retailer prices

From HK$25,974 HKD
£2,607 GBP
As of October 30, 2026
Save HK$108,658 HKD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$134,632 HKD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 4.71ct lab-grown oval diamond

This 4.71ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG728540075 or 728540075. Listed at 26 retailers as of October 26, 2026, with prices from HK$25,974 to HK$134,632, a HK$108,658 spread on the same certified stone. Brilliant Earth lists it at HK$134,632. 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

4.71
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728540075
Dimensions13.02 × 9.25 × 6.06 mm
L/W Ratio1.41
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
13.02 mm9.25 mm4.71 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728540075
Side View
Table 59.0%Crown 36.7°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 65.5%

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 30
Current: HK$103,642 HKD|Low: HK$25,887 HKD|High: HK$134,632 HKD|Avg: HK$57,221 HKD|-23.0%
Brilliant Earth
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
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 2HK$25,974 HKD
Retailer 9HK$26,801 HKD
Retailer 12HK$29,162 HKD
Retailer 20HK$30,151 HKD
Retailer 11HK$30,590 HKD
Retailer 10HK$31,093 HKD
Retailer 3HK$32,324 HKD
Retailer 5HK$38,538 HKD
Retailer 8HK$38,852 HKD
Retailer 13HK$41,500 HKD
Retailer 17HK$44,736 HKD
Retailer 19HK$47,476 HKD
Retailer 15HK$47,588 HKD
Retailer 6HK$54,779 HKD
Retailer 4HK$62,295 HKD
Retailer 16HK$66,166 HKD
Retailer 21HK$67,184 HKD
Retailer 22HK$75,146 HKD
Retailer 18HK$78,915 HKD
Brilliant EarthHK$103,642 HKD
Retailer 14HK$109,205 HKD
Retailer 7HK$115,261 HKD

26 data points across 22 retailers

26 retailersHK$25,974 HKD to HK$134,632 HKD

A
Cheapest Retailer
-
HK$25,974 HKD
£2,607 GBP
A
Retailer 2
-
HK$26,801 HKD
$3,416 USD
View
A
Retailer 3
-
HK$29,162 HKD
$3,717 USD
View
A
Retailer 4
-
HK$30,151 HKD
$3,843 USD
View
Final sale: no returns
A
Retailer 5
-
HK$30,590 HKD
$3,899 USD
View
A
Retailer 6
-
HK$31,093 HKD
$3,963 USD
View
A
Retailer 7
-
HK$32,324 HKD
$4,120 USD
View
A
Retailer 8
-
HK$38,538 HKD
$4,912 USD
View
A
Retailer 9
-
HK$38,852 HKD
$4,952 USD
View
Retailer 10
-
HK$40,178 HKD
$5,121 USD
View
Price last confirmed 17 days ago
A
Retailer 11
-
HK$41,500 HKD
£4,165 GBP
View
A
Retailer 12
-
HK$44,736 HKD
$5,702 USD
View
A
Retailer 13
-
HK$47,476 HKD
€5,763 EUR
View
A
Retailer 14
-
HK$47,588 HKD
£4,776 GBP
View
Retailer 15
-
HK$51,452 HKD
$6,558 USD
View
Price last confirmed 18 days ago
B+
Retailer 16
-
HK$54,779 HKD
$6,982 USD
View
Retailer 17
-
HK$62,295 HKD
$7,940 USD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
HK$66,166 HKD
ZAR 136,243 ZAR
View
Retailer 19
-
HK$67,184 HKD
A$13,174 AUD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
HK$75,146 HKD
$9,578 USD
View
B+
Retailer 21
-
HK$78,915 HKD
£7,920 GBP
View
B
Retailer 22
-
HK$103,642 HKD
$13,210 USD
View
B
Retailer 23
-
HK$109,205 HKD
$13,919 USD
View
B
Retailer 24
-
HK$115,261 HKD
$14,691 USD
View
Retailer 25
-
HK$117,411 HKD
A$23,023 AUD
View
Price last confirmed 119 days ago
Most Expensive
B
Brilliant Earth
15530993A · Oct 26
HK$134,632 HKD
$17,160 USD
View
25 more retailers have this diamond
Prices start from HK$25,974 HKDSave up to HK$108,658 HKD

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
4.71ct Oval
HK$25,974 HKD