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Radiant|Lab Grown|IGI

4.34ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG636428610

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG636428610

Diamond specifications and retailer prices

From HK$3,539 HKD
$451 USD
As of October 30, 2026
Save HK$21,412 HKD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$24,951 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.34ct lab-grown radiant diamond

This 4.34ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG636428610 or 636428610. Listed at 17 retailers as of October 28, 2026, with prices from HK$3,539 to HK$24,951, a HK$21,412 spread on the same certified stone. Rare Carat lists it at HK$24,951. 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

4.34
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636428610
Dimensions11.80 × 7.98 × 5.21 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.80 mm7.98 mm4.34 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636428610
Side View
Table 64.0%Crown 45.2°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.3%

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$24,951 HKD|Low: HK$3,539 HKD|High: HK$37,689 HKD|Avg: HK$13,308 HKD|-13.5%
Rare Carat
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
October 31, 2026
Retailer 9HK$3,539 HKD
Retailer 7HK$3,970 HKD
Retailer 14HK$4,394 HKD
Retailer 19HK$4,821 HKD
Retailer 13HK$4,854 HKD
Retailer 16HK$5,532 HKD
Retailer 6HK$6,881 HKD
Retailer 18HK$7,171 HKD
Retailer 5HK$8,739 HKD
Retailer 15HK$8,772 HKD
Retailer 10HK$9,458 HKD
Retailer 4HK$10,859 HKD
Retailer 2HK$11,808 HKD
Retailer 20HK$14,115 HKD
Retailer 8HK$14,368 HKD
Retailer 17HK$16,222 HKD
Retailer 3HK$19,262 HKD
Rare CaratHK$24,951 HKD
Retailer 12HK$32,091 HKD
Retailer 11HK$37,689 HKD

5 data points across 20 retailers

17 retailersHK$3,539 HKD to HK$24,951 HKD

A
Cheapest Retailer
-
HK$3,539 HKD
$451 USD
A
Retailer 2
-
HK$3,970 HKD
$506 USD
View
A
Retailer 3
-
HK$4,394 HKD
$560 USD
View
A
Retailer 4
-
HK$4,821 HKD
View
A
Retailer 5
-
HK$4,854 HKD
£487 GBP
View
A
Retailer 6
-
HK$5,532 HKD
$705 USD
View
B+
Retailer 7
-
HK$6,881 HKD
$877 USD
View
A
Retailer 8
-
HK$7,171 HKD
$914 USD
View
A
Retailer 9
-
HK$8,739 HKD
ZAR 17,994 ZAR
View
A
Retailer 10
-
HK$8,772 HKD
A$1,720 AUD
View
A
Retailer 11
-
HK$10,859 HKD
$1,384 USD
View
B+
Retailer 12
-
HK$11,808 HKD
$1,505 USD
View
B+
Retailer 13
-
HK$14,115 HKD
$1,799 USD
View
B+
Retailer 14
-
HK$14,368 HKD
$1,831 USD
View
B+
Retailer 15
-
HK$16,222 HKD
£1,628 GBP
View
B
Retailer 16
-
HK$19,262 HKD
$2,455 USD
View
Most Expensive
B
Rare Carat
KI6104286KF636 · Oct 28
HK$24,951 HKD
$3,180 USD
View
16 more retailers have this diamond
Prices start from HK$3,539 HKDSave up to HK$21,412 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
4.34ct Radiant
HK$3,539 HKD