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Radiant|Lab Grown|IGI

3.77ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG598391384

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

Certificate IGI LG598391384

Diamond specifications and retailer prices

From HK$3,436 HKD
$438 USD
As of October 30, 2026
Save HK$20,964 HKD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$24,400 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.77ct lab-grown radiant diamond

This 3.77ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598391384 or 598391384. Listed at 19 retailers as of October 29, 2026, with prices from HK$3,436 to HK$24,400, a HK$20,964 spread on the same certified stone. Brilliant Earth lists it at HK$24,400. 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

3.77
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598391384
Dimensions10.84 × 7.69 × 5.26 mm
L/W Ratio1.41
Culet sizePointed
Top View
10.84 mm7.69 mm3.77 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598391384
Side View
Table 64.0%Crown 44.2°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.4%

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$24,400 HKD|Low: HK$3,436 HKD|High: HK$25,185 HKD|Avg: HK$10,129 HKD|-3.1%
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
October 31, 2026
Retailer 3HK$3,436 HKD
Retailer 13HK$3,844 HKD
Retailer 6HK$4,260 HKD
Retailer 10HK$4,260 HKD
Retailer 18HK$4,836 HKD
Retailer 11HK$5,374 HKD
Retailer 7HK$6,692 HKD
Retailer 2HK$7,034 HKD
Retailer 16HK$7,076 HKD
Retailer 5HK$7,430 HKD
Retailer 17HK$9,831 HKD
Retailer 14HK$11,447 HKD
Retailer 4HK$13,691 HKD
Retailer 9HK$13,953 HKD
Retailer 12HK$15,723 HKD
Retailer 8HK$15,935 HKD
Retailer 15HK$19,379 HKD
Brilliant EarthHK$24,400 HKD

37 data points across 18 retailers

19 retailersHK$3,436 HKD to HK$24,400 HKD

A
Cheapest Retailer
-
HK$3,436 HKD
$438 USD
A
Retailer 2
-
HK$3,844 HKD
$490 USD
View
A
Retailer 3
-
HK$4,260 HKD
$543 USD
View
A
Retailer 4
-
HK$4,260 HKD
$543 USD
View
Retailer 5
-
HK$4,836 HKD
£485 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$5,374 HKD
$685 USD
View
B+
Retailer 7
-
HK$6,692 HKD
$853 USD
View
A
Retailer 8
-
HK$7,034 HKD
£706 GBP
View
Retailer 9
-
HK$7,076 HKD
€859 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
HK$7,430 HKD
$947 USD
View
A
Retailer 11
-
HK$9,831 HKD
$1,253 USD
View
B+
Retailer 12
-
HK$11,447 HKD
$1,459 USD
View
B+
Retailer 13
-
HK$12,965 HKD
£1,301 GBP
View
B+
Retailer 14
-
HK$13,691 HKD
$1,745 USD
View
Retailer 15
-
HK$13,953 HKD
$1,778 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
HK$15,723 HKD
£1,578 GBP
View
B+
Retailer 17
-
HK$15,935 HKD
$2,031 USD
View
B+
Retailer 18
-
HK$19,379 HKD
$2,470 USD
View
Most Expensive
B
Brilliant Earth
8212083A · Oct 29
HK$24,400 HKD
$3,110 USD
View
18 more retailers have this diamond
Prices start from HK$3,436 HKDSave up to HK$20,964 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
3.77ct Radiant
HK$3,436 HKD