Round|Lab Grown|GIA

5.09ct E IF Round Lab Grown Diamond

EX • E/IF • GIA 2487114747

Certificate GIA 2487114747

Diamond specifications and retailer prices

From HK$119,725 HKD
$15,260 USD
As of October 29, 2026
Save HK$257,157 HKD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$376,883 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.09ct lab-grown round diamond

This 5.09ct 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 GIA 2487114747. Listed at 17 retailers as of October 29, 2026, with prices from HK$119,725 to HK$376,883, a HK$257,157 spread on the same certified stone. Taylor and Hart lists it at HK$376,883. 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

5.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 2487114747
Dimensions11.07 × 11.04 × 6.80 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
11.07 mm11.04 mm5.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2487114747
Side View
Table 56.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$246,093 HKD|Low: HK$114,328 HKD|High: HK$890,565 HKD|Avg: HK$290,271 HKD|-5.5%
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
Taylor and Hart
October 31, 2026
Retailer 9HK$119,725 HKD
Retailer 13HK$122,597 HKD
Retailer 2HK$123,727 HKD
Retailer 5HK$131,761 HKD
Retailer 3HK$138,877 HKD
Retailer 11HK$143,670 HKD
Retailer 7HK$242,076 HKD
Retailer 1HK$246,093 HKD
Retailer 8HK$315,044 HKD
Retailer 10HK$349,212 HKD
Retailer 6HK$356,516 HKD
Taylor and HartHK$376,883 HKD
Retailer 12HK$536,332 HKD
Retailer 4HK$890,565 HKD

30 data points across 14 retailers

17 retailersHK$119,725 HKD to HK$376,883 HKD

Retailer 1
-
HK$80,768 HKD
$10,295 USD
Price last confirmed 111 days ago
B+
Retailer 2
-
HK$119,725 HKD
$15,260 USD
View
B+
Retailer 3
-
HK$122,597 HKD
$15,626 USD
View
B+
Retailer 4
-
HK$123,727 HKD
$15,770 USD
View
B+
Retailer 5
-
HK$131,761 HKD
$16,794 USD
View
B+
Retailer 6
-
HK$138,877 HKD
$17,701 USD
View
Retailer 7
-
HK$138,877 HKD
$17,701 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
HK$143,670 HKD
$18,312 USD
View
B+
Retailer 9
-
HK$150,551 HKD
$19,189 USD
View
B+
Retailer 10
-
HK$242,076 HKD
£24,295 GBP
View
B
Retailer 11
-
HK$246,093 HKD
€29,873 EUR
View
Retailer 12
-
HK$315,044 HKD
A$61,777 AUD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$349,212 HKD
$44,510 USD
View
B
Retailer 14
-
HK$356,516 HKD
$45,441 USD
View
Most Expensive
B
Taylor and Hart
HUO3Z6U · Oct 30
HK$376,883 HKD
$48,037 USD
View
14 more retailers have this diamond
Prices start from HK$119,725 HKDSave up to HK$257,157 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.

B+
5.09ct Round
HK$119,725 HKD