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Round|Lab Grown|IGI

1.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG770643926

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770643926

Diamond specifications and retailer prices

From HK$1,899 HKD
$242 USD
As of October 26, 2026
Save HK$9,948 HKD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$11,846 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round 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 LG770643926 or 770643926. Listed at 23 retailers as of October 26, 2026, with prices from HK$1,899 to HK$11,846, a HK$9,948 spread on the same certified stone. Brilliant Earth lists it at HK$11,846. 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 angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770643926
Dimensions7.78 × 7.83 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm7.83 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770643926
Side View
Table 62.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.1%

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 26
Current: HK$11,846 HKD|Low: HK$1,820 HKD|High: HK$13,337 HKD|Avg: HK$5,080 HKD|-11.2%
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
Retailer 19
Retailer 20
October 29, 2026
Retailer 11HK$1,899 HKD
Retailer 6HK$2,102 HKD
Retailer 5HK$2,252 HKD
Retailer 12HK$2,354 HKD
Retailer 2HK$3,524 HKD
Retailer 14HK$3,764 HKD
Retailer 18HK$3,813 HKD
Retailer 3HK$3,863 HKD
Retailer 20HK$4,202 HKD
Retailer 13HK$4,307 HKD
Retailer 15HK$4,731 HKD
Retailer 8HK$5,477 HKD
Retailer 10HK$5,900 HKD
Retailer 19HK$7,178 HKD
Retailer 4HK$7,225 HKD
Retailer 7HK$7,638 HKD
Retailer 17HK$9,147 HKD
Retailer 9HK$9,475 HKD
Retailer 16HK$9,908 HKD
Brilliant EarthHK$11,846 HKD

43 data points across 20 retailers

23 retailersHK$1,899 HKD to HK$11,846 HKD

A
Cheapest Retailer
-
HK$1,899 HKD
$242 USD
A
Retailer 2
-
HK$2,102 HKD
$268 USD
View
A
Retailer 3
-
HK$2,252 HKD
$287 USD
View
A
Retailer 4
-
HK$2,354 HKD
$300 USD
View
A
Retailer 5
-
HK$3,524 HKD
£354 GBP
View
A
Retailer 6
-
HK$3,764 HKD
€457 EUR
View
B+
Retailer 7
-
HK$3,813 HKD
$486 USD
View
A
Retailer 8
-
HK$3,863 HKD
ZAR 7,954 ZAR
View
A
Retailer 9
-
HK$4,202 HKD
£422 GBP
View
A
Retailer 10
-
HK$4,307 HKD
$549 USD
View
A
Retailer 11
-
HK$4,731 HKD
$603 USD
View
B+
Retailer 12
-
HK$5,477 HKD
A$1,074 AUD
View
B+
Retailer 13
-
HK$5,900 HKD
$752 USD
View
B+
Retailer 14
-
HK$6,896 HKD
$879 USD
View
Price last confirmed 43 days ago
B+
Retailer 15
-
HK$7,178 HKD
$915 USD
View
B+
Retailer 16
-
HK$7,225 HKD
$921 USD
View
B+
Retailer 17
-
HK$7,638 HKD
$974 USD
View
B+
Retailer 18
-
HK$7,721 HKD
$984 USD
View
Price last confirmed 94 days ago
B+
Retailer 19
-
HK$8,096 HKD
$1,032 USD
View
B
Retailer 20
-
HK$9,147 HKD
$1,166 USD
View
B
Retailer 21
-
HK$9,475 HKD
£951 GBP
View
Price last confirmed 8 days ago
B
Retailer 22
-
HK$9,908 HKD
$1,263 USD
View
Most Expensive
B
Brilliant Earth
18082110A · Oct 28
HK$11,846 HKD
$1,510 USD
View
22 more retailers have this diamond
Prices start from HK$1,899 HKDSave up to HK$9,948 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 Round
HK$1,899 HKD