Oval|Lab Grown|IGI

1.51ct F VS1 Oval Lab Grown Diamond

VG • F/VS1 • IGI LG818664328

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818664328

Diamond specifications and retailer prices

From HK$1,907 HKD
$243 USD
As of November 1, 2026
Save HK$12,137 HKD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$14,044 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG818664328 or 818664328. Listed at 19 retailers as of October 31, 2026, with prices from HK$1,907 to HK$14,044, a HK$12,137 spread on the same certified stone. Brilliant Earth lists it at HK$14,044. 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

1.51
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818664328
Dimensions8.72 × 6.21 × 4.21 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.72 mm6.21 mm1.51 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818664328
Side View
Table 60.0%Crown 35.3°Girdle: MED-THKPavilion 43.1°Culet: NoneDepth 67.8%

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$14,044 HKD|Low: HK$1,781 HKD|High: HK$14,750 HKD|Avg: HK$5,725 HKD|+13.3%
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
November 2, 2026
Retailer 10HK$1,907 HKD
Retailer 8HK$2,134 HKD
Retailer 5HK$2,212 HKD
Retailer 18HK$2,369 HKD
Retailer 19HK$2,369 HKD
Retailer 16HK$3,986 HKD
Retailer 4HK$4,080 HKD
Retailer 12HK$4,089 HKD
Retailer 2HK$4,493 HKD
Retailer 17HK$5,523 HKD
Retailer 13HK$6,041 HKD
Retailer 15HK$7,068 HKD
Retailer 6HK$7,351 HKD
Retailer 3HK$7,610 HKD
Retailer 9HK$7,664 HKD
Retailer 7HK$8,020 HKD
Retailer 14HK$9,546 HKD
Retailer 11HK$9,635 HKD
Brilliant EarthHK$14,044 HKD

34 data points across 19 retailers

19 retailersHK$1,907 HKD to HK$14,044 HKD

A
Cheapest Retailer
-
HK$1,907 HKD
$243 USD
A
Retailer 2
-
HK$2,134 HKD
$272 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,212 HKD
$282 USD
View
A
Retailer 4
-
HK$2,369 HKD
$302 USD
View
Retailer 5
-
HK$2,369 HKD
$302 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$3,986 HKD
$508 USD
View
A
Retailer 7
-
HK$4,080 HKD
$520 USD
View
A
Retailer 8
-
HK$4,089 HKD
ZAR 8,420 ZAR
View
B+
Retailer 9
-
HK$4,493 HKD
£451 GBP
View
B+
Retailer 10
-
HK$5,523 HKD
A$1,083 AUD
View
B+
Retailer 11
-
HK$6,041 HKD
$770 USD
View
B+
Retailer 12
-
HK$7,068 HKD
A$1,386 AUD
View
B
Retailer 13
-
HK$7,351 HKD
$937 USD
View
B
Retailer 14
-
HK$7,610 HKD
$970 USD
View
B
Retailer 15
-
HK$7,664 HKD
SGD 1,320 SGD
View
B
Retailer 16
-
HK$8,020 HKD
$1,022 USD
View
B
Retailer 17
-
HK$9,546 HKD
£958 GBP
View
B
Retailer 18
-
HK$9,635 HKD
$1,228 USD
View
Most Expensive
C
Brilliant Earth
21492182A · Oct 31
HK$14,044 HKD
$1,790 USD
View
18 more retailers have this diamond
Prices start from HK$1,907 HKDSave up to HK$12,137 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
1.51ct Oval
HK$1,907 HKD