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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 HK$42,912 HKD
£4,307 GBP
As of October 30, 2026
Save HK$156,242 HKD (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$199,153 HKD 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 HK$42,912 to HK$199,153, a HK$156,242 spread on the same certified stone. Taylor and Hart lists it at HK$199,153. 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: HK$94,893 HKD|Low: HK$42,767 HKD|High: HK$169,702 HKD|Avg: HK$87,085 HKD|+2.3%
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 31, 2026
Retailer 9HK$42,912 HKD
Retailer 15HK$49,593 HKD
Retailer 6HK$52,331 HKD
Retailer 7HK$55,548 HKD
Retailer 5HK$57,533 HKD
Retailer 12HK$57,548 HKD
Retailer 2HK$66,712 HKD
Retailer 14HK$68,407 HKD
Retailer 8HK$71,862 HKD
Retailer 1HK$94,893 HKD
Retailer 11HK$115,623 HKD
Retailer 10HK$116,881 HKD
Retailer 13HK$120,664 HKD
Retailer 4HK$139,136 HKD
Retailer 3HK$169,702 HKD

42 data points across 15 retailers

23 retailersHK$42,912 HKD to HK$199,153 HKD

A
Cheapest Retailer
-
HK$42,912 HKD
£4,307 GBP
A
Retailer 2
-
HK$49,593 HKD
$6,321 USD
View
A
Retailer 3
-
HK$51,578 HKD
$6,574 USD
View
A
Retailer 4
-
HK$52,331 HKD
$6,670 USD
View
A
Retailer 5
-
HK$55,548 HKD
$7,080 USD
View
Final sale: no returns
A
Retailer 6
-
HK$57,533 HKD
$7,333 USD
View
Retailer 7
-
HK$57,533 HKD
$7,333 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
HK$57,548 HKD
$7,335 USD
View
Retailer 9
-
HK$66,712 HKD
$8,503 USD
View
Price last confirmed 8 days ago
A
Retailer 10
-
HK$68,297 HKD
$8,705 USD
View
A
Retailer 11
-
HK$68,407 HKD
$8,719 USD
View
A
Retailer 12
-
HK$70,290 HKD
$8,959 USD
View
A
Retailer 13
-
HK$71,862 HKD
£7,212 GBP
View
A
Retailer 14
-
HK$94,893 HKD
€11,519 EUR
View
A
Retailer 15
-
HK$115,623 HKD
£11,604 GBP
View
A
Retailer 16
-
HK$116,881 HKD
ZAR 240,670 ZAR
View
Retailer 17
-
HK$120,664 HKD
A$23,661 AUD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
HK$139,136 HKD
$17,734 USD
View
B+
Retailer 19
-
HK$146,605 HKD
$18,686 USD
View
B+
Retailer 20
-
HK$160,085 HKD
$20,404 USD
View
B+
Retailer 21
-
HK$169,702 HKD
$21,630 USD
View
B+
Retailer 22
-
HK$170,988 HKD
$21,794 USD
View
Most Expensive
B
Taylor and Hart
KTOB8QV · Oct 30
HK$199,153 HKD
$25,384 USD
View
22 more retailers have this diamond
Prices start from HK$42,912 HKDSave up to HK$156,242 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
5.07ct Round
HK$42,912 HKD