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Radiant|Lab Grown|IGI

1.77ct G VS1 Radiant Lab Grown Diamond

GD • G/VS1 • IGI LG579391390

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

Certificate IGI LG579391390

Diamond specifications and retailer prices

From HK$1,938 HKD
$247 USD
As of October 30, 2026
Save HK$16,656 HKD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$18,594 HKD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 standard cut grade and certified by IGI LG579391390 or 579391390. Listed at 19 retailers as of October 30, 2026, with prices from HK$1,938 to HK$18,594, a HK$16,656 spread on the same certified stone. Do Amore Diamonds lists it at HK$18,594. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579391390
Dimensions8.75 × 5.96 × 4.00 mm
L/W Ratio1.47
Culet sizePointed
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
8.75 mm5.96 mm1.77 ctG / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579391390
Side View
Table 65.0%Crown 43°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.1%

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: Oct 30
Current: HK$18,594 HKD|Low: HK$1,899 HKD|High: HK$18,594 HKD|Avg: HK$5,567 HKD|+28.1%
Do Amore Diamonds
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
November 1, 2026
Retailer 3HK$1,938 HKD
Retailer 7HK$2,165 HKD
Retailer 17HK$2,252 HKD
Retailer 5HK$2,409 HKD
Retailer 13HK$2,409 HKD
Retailer 10HK$3,104 HKD
Retailer 4HK$3,146 HKD
Retailer 12HK$4,094 HKD
Retailer 16HK$4,563 HKD
Retailer 11HK$4,670 HKD
Retailer 6HK$5,037 HKD
Retailer 15HK$6,176 HKD
Retailer 14HK$8,536 HKD
Retailer 9HK$9,851 HKD
Retailer 8HK$10,402 HKD
Retailer 2HK$10,642 HKD
Do Amore DiamondsHK$18,594 HKD

29 data points across 17 retailers

19 retailersHK$1,938 HKD to HK$18,594 HKD

A
Cheapest Retailer
-
HK$1,938 HKD
$247 USD
B+
Retailer 2
-
HK$2,165 HKD
$276 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,252 HKD
$287 USD
View
Retailer 4
-
HK$2,409 HKD
$307 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
HK$2,409 HKD
$307 USD
View
B+
Retailer 6
-
HK$3,104 HKD
£311 GBP
View
B
Retailer 7
-
HK$3,146 HKD
$401 USD
View
B+
Retailer 8
-
HK$4,094 HKD
€497 EUR
View
B+
Retailer 9
-
HK$4,563 HKD
ZAR 9,395 ZAR
View
B+
Retailer 10
-
HK$4,670 HKD
£469 GBP
View
B+
Retailer 11
-
HK$5,037 HKD
$642 USD
View
B+
Retailer 12
-
HK$6,176 HKD
A$1,211 AUD
View
B+
Retailer 13
-
HK$6,817 HKD
£684 GBP
View
B
Retailer 14
-
HK$8,536 HKD
$1,088 USD
View
Retailer 15
-
HK$9,313 HKD
$1,187 USD
View
Price last confirmed 83 days ago
B
Retailer 16
-
HK$9,851 HKD
$1,256 USD
View
B
Retailer 17
-
HK$10,402 HKD
£1,044 GBP
View
B
Retailer 18
-
HK$10,642 HKD
£1,068 GBP
View
Most Expensive
C
Do Amore Diamonds
27-2432C2A1F · Nov 1
HK$18,594 HKD
$2,370 USD
View
18 more retailers have this diamond
Prices start from HK$1,938 HKDSave up to HK$16,656 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$1,938 HKD