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Oval|Lab Grown|IGI

1.51ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG447001970

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447001970

Diamond specifications and retailer prices

From HK$6,277 HKD
$800 USD
As of October 31, 2026
Save HK$26,704 HKD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$32,981 HKD at MOH London · As of October 29, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001970 or 447001970. Listed at 10 retailers as of October 29, 2026, with prices from HK$6,277 to HK$32,981, a HK$26,704 spread on the same certified stone. MOH London lists it at HK$32,981. 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
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001970
Dimensions8.97 × 6.47 × 4.05 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.97 mm6.47 mm1.51 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001970
Side View
Table 60.5%Crown 34.9°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 62.6%

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 31
Current: HK$32,981 HKD|Low: HK$6,277 HKD|High: HK$33,250 HKD|Avg: HK$15,460 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 18, 2026
Retailer 4HK$6,277 HKD
Retailer 2HK$8,803 HKD
Retailer 8HK$9,580 HKD
Retailer 9HK$9,854 HKD
Retailer 5HK$10,207 HKD
Retailer 11HK$14,593 HKD
Retailer 6HK$16,248 HKD
Retailer 7HK$19,136 HKD
Retailer 10HK$20,713 HKD
Retailer 3HK$22,852 HKD
MOH LondonHK$32,981 HKD

13 data points across 11 retailers

10 retailersHK$6,277 HKD to HK$32,981 HKD

A
Cheapest Retailer
-
HK$6,277 HKD
$800 USD
A
Retailer 2
-
HK$8,803 HKD
$1,122 USD
View
A
Retailer 3
-
HK$9,580 HKD
$1,221 USD
View
A
Retailer 4
-
HK$9,854 HKD
$1,256 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$10,207 HKD
$1,301 USD
View
Retailer 6
-
HK$10,207 HKD
$1,301 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
HK$16,248 HKD
$2,071 USD
View
B
Retailer 8
-
HK$19,136 HKD
$2,439 USD
View
B
Retailer 9
-
HK$20,713 HKD
$2,640 USD
View
Most Expensive
B
MOH London
LG447001970 · Oct 29
HK$32,981 HKD
£3,310 GBP
View
9 more retailers have this diamond
Prices start from HK$6,277 HKDSave up to HK$26,704 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$6,277 HKD