CaratHunter
Plans
Oval|Lab Grown|IGI

1.51ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG451056243

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451056243

Diamond specifications and retailer prices

From HK$13,433 HKD
As of November 5, 2026
Save HK$30,959 HKD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$44,393 HKD at MOH London · As of November 5, 2026
View at MOH London

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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056243 or 451056243. Listed at 8 retailers as of November 5, 2026, with prices from HK$13,433 to HK$44,393, a HK$30,959 spread on the same certified stone. MOH London lists it at HK$44,393. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056243
Dimensions9.03 × 6.53 × 4.07 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
9.03 mm6.53 mm1.51 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056243
Side View
Table 58.5%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$44,393 HKD|Low: HK$12,900 HKD|High: HK$45,109 HKD|Avg: HK$23,576 HKD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3HK$13,433 HKD
Retailer 7HK$14,617 HKD
Retailer 4HK$15,589 HKD
Retailer 8HK$20,769 HKD
Retailer 5HK$24,484 HKD
Retailer 2HK$26,874 HKD
Retailer 6HK$29,218 HKD
MOH LondonHK$44,393 HKD

16 data points across 8 retailers

8 retailersHK$13,433 HKD to HK$44,393 HKD

B+
Cheapest Retailer
-
HK$13,433 HKD
B+
Retailer 2
-
HK$14,617 HKD
View
Retailer 3
-
HK$15,589 HKD
View
Price last confirmed 25 days ago
B
Retailer 4
-
HK$15,589 HKD
View
B
Retailer 5
-
HK$24,484 HKD
View
B
Retailer 6
-
HK$26,874 HKD
View
B
Retailer 7
-
HK$29,218 HKD
View
Most Expensive
B
MOH London
LG451056243 · Nov 5
HK$44,393 HKD
£4,460 GBP
View
7 more retailers have this diamond
Prices start from HK$13,433 HKDSave up to HK$30,959 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.

B+
1.51ct Oval
HK$13,433 HKD