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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG596309191

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

Certificate IGI LG596309191

Diamond specifications and retailer prices

From HK$3,656 HKD
$466 USD
As of November 1, 2026
Save HK$10,074 HKD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$13,730 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.77ct lab-grown radiant diamond

This 1.77ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG596309191 or 596309191. Listed at 16 retailers as of October 31, 2026, with prices from HK$3,656 to HK$13,730, a HK$10,074 spread on the same certified stone. Brilliant Earth lists it at HK$13,730. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596309191
Dimensions8.76 × 5.89 × 4.02 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.76 mm5.89 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596309191
Side View
Table 66.0%Crown 45.1°Girdle: MediumPavilion 35.6°Culet: NoneDepth 68.3%

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: Nov 1
Current: HK$13,730 HKD|Low: HK$1,812 HKD|High: HK$16,162 HKD|Avg: HK$5,898 HKD|-12.1%
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
November 1, 2026
Retailer 3HK$1,930 HKD
Retailer 7HK$2,016 HKD
Retailer 5HK$3,656 HKD
Retailer 11HK$3,682 HKD
Retailer 2HK$3,702 HKD
Retailer 10HK$3,988 HKD
Retailer 14HK$4,802 HKD
Retailer 16HK$4,919 HKD
Retailer 12HK$5,008 HKD
Retailer 13HK$6,920 HKD
Retailer 8HK$7,294 HKD
Retailer 4HK$7,307 HKD
Retailer 9HK$8,589 HKD
Retailer 15HK$8,732 HKD
Retailer 6HK$9,876 HKD
Brilliant EarthHK$13,730 HKD

40 data points across 16 retailers

16 retailersHK$3,656 HKD to HK$13,730 HKD

Retailer 1
-
HK$1,883 HKD
$240 USD
Price last confirmed 35 days ago
Retailer 2
-
HK$1,985 HKD
$253 USD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
HK$3,656 HKD
$466 USD
View
A
Retailer 4
-
HK$3,682 HKD
€447 EUR
View
A
Retailer 5
-
HK$3,702 HKD
ZAR 7,623 ZAR
View
A
Retailer 6
-
HK$3,988 HKD
£400 GBP
View
A
Retailer 7
-
HK$4,802 HKD
$612 USD
View
A
Retailer 8
-
HK$4,919 HKD
$627 USD
View
A
Retailer 9
-
HK$5,008 HKD
A$982 AUD
View
B+
Retailer 10
-
HK$6,919 HKD
£694 GBP
View
B+
Retailer 11
-
HK$6,920 HKD
$882 USD
View
B+
Retailer 12
-
HK$7,307 HKD
$931 USD
View
B+
Retailer 13
-
HK$8,589 HKD
£862 GBP
View
B+
Retailer 14
-
HK$8,732 HKD
$1,113 USD
View
Retailer 15
-
HK$9,876 HKD
$1,259 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
7939372A · Oct 31
HK$13,730 HKD
$1,750 USD
View
15 more retailers have this diamond
Prices start from HK$3,656 HKDSave up to HK$10,074 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
1.77ct Radiant
HK$3,656 HKD