Oval|Lab Grown|IGI

2.51ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG706508588

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG706508588

Diamond specifications and retailer prices

From HK$5,242 HKD
A$1,028 AUD
As of October 27, 2026
15 retailers carry this diamond
Most expensive: HK$11,807 HKD at MOH London · As of October 19, 2026
View at MOH London

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG706508588 or 706508588. Listed at 15 retailers as of October 27, 2026. 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

2.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706508588
Dimensions11.29 × 7.46 × 4.48 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.29 mm7.46 mm2.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706508588
Side View
Table 62.0%Crown 33.3°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: HK$11,807 HKD|Low: HK$2,267 HKD|High: HK$11,887 HKD|Avg: HK$4,836 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
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 21, 2026
Retailer 13HK$2,362 HKD
Retailer 6HK$2,636 HKD
Retailer 4HK$2,738 HKD
Retailer 7HK$2,926 HKD
Retailer 14HK$2,926 HKD
Retailer 8HK$3,608 HKD
Retailer 2HK$4,315 HKD
Retailer 15HK$4,794 HKD
Retailer 10HK$4,836 HKD
Retailer 9HK$5,142 HKD
Retailer 11HK$5,242 HKD
Retailer 5HK$5,280 HKD
Retailer 12HK$8,999 HKD
Retailer 3HK$9,423 HKD
MOH LondonHK$11,807 HKD

36 data points across 15 retailers

15 retailers

Retailer 1
-
HK$2,362 HKD
$301 USD
Price last confirmed 12 days ago
Retailer 2
-
HK$2,738 HKD
$349 USD
View
Price last confirmed 17 days ago
Retailer 3
-
HK$2,926 HKD
$373 USD
View
Price last confirmed 11 days ago
Retailer 4
-
HK$2,926 HKD
$373 USD
View
Price last confirmed 14 days ago
Retailer 5
-
HK$3,608 HKD
£362 GBP
View
Price last confirmed 11 days ago
Retailer 6
-
HK$4,315 HKD
$550 USD
View
Price last confirmed 10 days ago
Retailer 7
-
HK$4,794 HKD
$611 USD
View
Price last confirmed 12 days ago
Retailer 8
-
HK$5,142 HKD
£516 GBP
View
Price last confirmed 11 days ago
A
Retailer 9
-
HK$5,242 HKD
A$1,028 AUD
View
Retailer 10
-
HK$5,280 HKD
$673 USD
View
Price last confirmed 11 days ago
Retailer 11
-
HK$7,367 HKD
$939 USD
View
Price last confirmed 11 days ago
Retailer 12
-
HK$8,999 HKD
$1,147 USD
View
Price last confirmed 11 days ago
Retailer 13
-
HK$9,423 HKD
$1,201 USD
View
Price last confirmed 12 days ago
Retailer 14
-
HK$9,792 HKD
$1,248 USD
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG706508588 · Oct 19
HK$11,807 HKD
£1,185 GBP
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from HK$5,242 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
2.51ct Oval
HK$5,242 HKD