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Round|Lab Grown|IGI

4.03ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG837620539

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837620539

Diamond specifications and retailer prices

From HK$12,020 HKD
As of November 4, 2026
Save HK$81,110 HKD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$93,130 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 4.03ct lab-grown round diamond

This 4.03ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837620539 or 837620539. Listed at 21 retailers as of November 3, 2026, with prices from HK$12,020 to HK$93,130, a HK$81,110 spread on the same certified stone. Brilliant Earth lists it at HK$93,130. 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

4.03
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620539
Dimensions10.04 × 10.09 × 6.36 mm
L/W Ratio1.00
Girdle conditionFaceted
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
10.04 mm10.09 mm4.03 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620539
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

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: Nov 4
Current: HK$93,130 HKD|Low: HK$12,020 HKD|High: HK$115,882 HKD|Avg: HK$29,563 HKD|-19.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 13HK$12,020 HKD
Retailer 5HK$13,432 HKD
Retailer 3HK$14,617 HKD
Retailer 7HK$15,582 HKD
Retailer 19HK$16,908 HKD
Retailer 6HK$17,394 HKD
Retailer 11HK$17,975 HKD
Retailer 12HK$21,780 HKD
Retailer 17HK$24,471 HKD
Retailer 15HK$24,550 HKD
Retailer 4HK$26,864 HKD
Retailer 9HK$29,202 HKD
Retailer 10HK$32,278 HKD
Retailer 16HK$33,266 HKD
Retailer 18HK$33,376 HKD
Retailer 14HK$43,230 HKD
Retailer 2HK$44,376 HKD
Retailer 8HK$51,876 HKD
Brilliant EarthHK$93,130 HKD

19 data points across 19 retailers

21 retailersHK$12,020 HKD to HK$93,130 HKD

A
Cheapest Retailer
-
HK$12,020 HKD
A
Retailer 2
-
HK$13,432 HKD
View
A
Retailer 3
-
HK$14,617 HKD
View
A
Retailer 4
-
HK$15,582 HKD
View
Retailer 5
-
HK$16,515 HKD
View
Price last confirmed 24 days ago
A
Retailer 6
-
HK$16,908 HKD
View
A
Retailer 7
-
HK$17,394 HKD
View
A
Retailer 8
-
HK$17,975 HKD
View
A
Retailer 9
-
HK$21,780 HKD
View
A
Retailer 10
-
HK$24,471 HKD
View
A
Retailer 11
-
HK$24,550 HKD
View
A
Retailer 12
-
HK$26,864 HKD
View
A
Retailer 13
-
HK$29,202 HKD
View
A
Retailer 14
-
HK$32,278 HKD
View
B+
Retailer 15
-
HK$33,266 HKD
View
B+
Retailer 16
-
HK$33,376 HKD
View
B+
Retailer 17
-
HK$42,869 HKD
View
B+
Retailer 18
-
HK$43,230 HKD
View
B+
Retailer 19
-
HK$44,376 HKD
View
B+
Retailer 20
-
HK$51,876 HKD
View
Most Expensive
B
Brilliant Earth
21737750A · Nov 3
HK$93,130 HKD
$11,870 USD
View
20 more retailers have this diamond
Prices start from HK$12,020 HKDSave up to HK$81,110 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
4.03ct Round
HK$12,020 HKD