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Oval|Lab Grown|IGI

4.55ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG839645318

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839645318

Diamond specifications and retailer prices

From HK$7,953 HKD
£798 GBP
As of November 2, 2026
Save HK$69,786 HKD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$85,915 HKD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.55ct lab-grown oval diamond

This 4.55ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839645318 or 839645318. Listed at 18 retailers as of November 2, 2026, with a 877% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.55
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839645318
Dimensions13.30 × 9.36 × 5.89 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.30 mm9.36 mm4.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839645318
Side View
Table 56.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.9%

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 2
Current: HK$67,555 HKD|Low: HK$7,055 HKD|High: HK$85,915 HKD|Avg: HK$29,642 HKD|-21.4%
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
Retailer 21
November 2, 2026
Retailer 11HK$7,744 HKD
Retailer 2HK$7,953 HKD
Retailer 4HK$8,435 HKD
Retailer 12HK$11,436 HKD
Retailer 7HK$12,185 HKD
Retailer 19HK$15,356 HKD
Retailer 18HK$15,786 HKD
Retailer 6HK$17,403 HKD
Retailer 21HK$17,901 HKD
Retailer 14HK$25,406 HKD
Retailer 10HK$26,912 HKD
Retailer 16HK$28,339 HKD
Retailer 13HK$30,121 HKD
Retailer 20HK$30,574 HKD
Retailer 5HK$35,458 HKD
Retailer 15HK$43,271 HKD
Retailer 17HK$51,180 HKD
Retailer 3HK$53,911 HKD
Retailer 8HK$57,983 HKD
Brilliant EarthHK$67,555 HKD
Retailer 9HK$77,739 HKD

25 data points across 21 retailers

18 retailersHK$7,953 HKD to HK$77,739 HKD

A
Cheapest Retailer
-
HK$7,953 HKD
£798 GBP
A
Retailer 2
-
HK$8,435 HKD
$1,075 USD
View
A
Retailer 3
-
HK$12,185 HKD
$1,553 USD
View
B+
Retailer 4
-
HK$15,356 HKD
€1,864 EUR
View
A
Retailer 5
-
HK$15,786 HKD
$2,012 USD
View
B+
Retailer 6
-
HK$17,403 HKD
$2,218 USD
View
B+
Retailer 7
-
HK$17,901 HKD
A$3,510 AUD
View
B+
Retailer 8
-
HK$28,339 HKD
£2,844 GBP
View
B
Retailer 9
-
HK$30,121 HKD
$3,839 USD
View
B
Retailer 10
-
HK$30,574 HKD
A$5,995 AUD
View
B
Retailer 11
-
HK$35,458 HKD
SGD 6,107 SGD
View
B
Retailer 12
-
HK$43,271 HKD
$5,515 USD
View
B
Retailer 13
-
HK$51,180 HKD
$6,523 USD
View
B
Retailer 14
-
HK$53,911 HKD
$6,871 USD
View
B
Retailer 15
-
HK$57,983 HKD
$7,390 USD
View
B
Retailer 16
-
HK$67,555 HKD
$8,610 USD
View
B
Retailer 17
-
HK$77,739 HKD
$9,908 USD
View
Most Expensive
Brilliant Earth
21578977A · Oct 1
HK$85,915 HKD
$10,950 USD
View
Price under review
17 more retailers have this diamond
Prices start from HK$7,953 HKDSave up to HK$69,786 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
4.55ct Oval
HK$7,953 HKD