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Round|Lab Grown|IGI

5.57ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG770608521

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770608521

Diamond specifications and retailer prices

From HK$5,429 HKD
$692 USD
As of October 29, 2026
Save HK$30,975 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$36,404 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.57ct lab-grown round diamond

This 5.57ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770608521 or 770608521. Listed at 22 retailers as of October 29, 2026, with prices from HK$5,429 to HK$36,404, a HK$30,975 spread on the same certified stone. Brilliant Earth lists it at HK$36,404. 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

5.57
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770608521
Dimensions11.42 × 11.48 × 6.88 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
11.42 mm11.48 mm5.57 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770608521
Side View
Table 57.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°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 29
Current: HK$36,404 HKD|Low: HK$5,429 HKD|High: HK$36,483 HKD|Avg: HK$15,052 HKD|-0.2%
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
November 1, 2026
Retailer 3HK$5,429 HKD
Retailer 15HK$5,908 HKD
Retailer 12HK$6,300 HKD
Retailer 17HK$6,457 HKD
Retailer 5HK$7,689 HKD
Retailer 10HK$8,245 HKD
Retailer 8HK$9,023 HKD
Retailer 4HK$9,462 HKD
Retailer 11HK$10,057 HKD
Retailer 13HK$11,706 HKD
Retailer 16HK$14,122 HKD
Retailer 6HK$15,644 HKD
Retailer 14HK$17,708 HKD
Retailer 7HK$21,482 HKD
Retailer 2HK$24,741 HKD
Retailer 9HK$28,637 HKD
Brilliant EarthHK$36,404 HKD

34 data points across 17 retailers

22 retailersHK$5,429 HKD to HK$36,404 HKD

A
Cheapest Retailer
-
HK$5,429 HKD
$692 USD
A
Retailer 2
-
HK$5,908 HKD
$753 USD
View
A
Retailer 3
-
HK$6,300 HKD
$803 USD
View
A
Retailer 4
-
HK$6,457 HKD
$823 USD
View
Final sale: no returns
Retailer 5
-
HK$6,685 HKD
$852 USD
View
Price last confirmed 7 days ago
Retailer 6
-
HK$6,685 HKD
$852 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
HK$7,689 HKD
$980 USD
View
A
Retailer 8
-
HK$8,245 HKD
£827 GBP
View
B+
Retailer 9
-
HK$9,023 HKD
$1,150 USD
View
A
Retailer 10
-
HK$9,462 HKD
$1,206 USD
View
A
Retailer 11
-
HK$10,057 HKD
£1,009 GBP
View
A
Retailer 12
-
HK$11,706 HKD
€1,421 EUR
View
B+
Retailer 13
-
HK$14,122 HKD
$1,800 USD
View
B+
Retailer 14
-
HK$15,644 HKD
$1,994 USD
View
B
Retailer 15
-
HK$17,708 HKD
$2,257 USD
View
B+
Retailer 16
-
HK$20,391 HKD
$2,599 USD
View
B
Retailer 17
-
HK$21,482 HKD
$2,738 USD
View
Retailer 18
-
HK$23,031 HKD
$2,936 USD
View
Price last confirmed 14 days ago
B
Retailer 19
-
HK$24,741 HKD
£2,483 GBP
View
Retailer 20
-
HK$28,637 HKD
$3,650 USD
View
Price last confirmed 11 days ago
B
Retailer 21
-
HK$36,404 HKD
$4,640 USD
View
Most Expensive
B
Brilliant Earth
17548209A · Oct 31
HK$36,404 HKD
$4,640 USD
View
21 more retailers have this diamond
Prices start from HK$5,429 HKDSave up to HK$30,975 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
5.57ct Round
HK$5,429 HKD