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Oval|Lab Grown|IGI

1.03ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG770663066

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770663066

Diamond specifications and retailer prices

From HK$1,240 HKD
$158 USD
As of October 27, 2026
Save HK$9,850 HKD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$11,090 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770663066 or 770663066. Listed at 12 retailers as of October 27, 2026, with prices from HK$1,240 to HK$11,090, a HK$9,850 spread on the same certified stone. MOH London lists it at HK$11,090. 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

1.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770663066
Dimensions8.16 × 5.67 × 3.60 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm5.67 mm1.03 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770663066
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

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 27
Current: HK$11,090 HKD|Low: HK$1,240 HKD|High: HK$11,090 HKD|Avg: HK$3,121 HKD
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
October 29, 2026
Retailer 4HK$1,240 HKD
Retailer 8HK$1,318 HKD
Retailer 13HK$1,506 HKD
Retailer 7HK$1,590 HKD
Retailer 2HK$2,235 HKD
Retailer 5HK$2,471 HKD
Retailer 12HK$2,487 HKD
Retailer 3HK$2,509 HKD
Retailer 11HK$2,558 HKD
Retailer 9HK$3,256 HKD
Retailer 10HK$4,158 HKD
Retailer 14HK$4,245 HKD
Retailer 6HK$6,067 HKD
MOH LondonHK$11,090 HKD

3 data points across 14 retailers

12 retailersHK$1,240 HKD to HK$11,090 HKD

A
Cheapest Retailer
-
HK$1,240 HKD
$158 USD
A
Retailer 2
-
HK$1,318 HKD
$168 USD
View
A
Retailer 3
-
HK$1,506 HKD
View
A
Retailer 4
-
HK$1,590 HKD
£160 GBP
View
A
Retailer 5
-
HK$2,235 HKD
£224 GBP
View
A
Retailer 6
-
HK$2,487 HKD
$317 USD
View
A
Retailer 7
-
HK$2,509 HKD
£252 GBP
View
A
Retailer 8
-
HK$2,558 HKD
$326 USD
View
B+
Retailer 9
-
HK$3,256 HKD
$415 USD
View
B+
Retailer 10
-
HK$4,158 HKD
$530 USD
View
B+
Retailer 11
-
HK$4,245 HKD
$541 USD
View
Most Expensive
B
MOH London
LG770663066 · Oct 29
HK$11,090 HKD
£1,113 GBP
View
11 more retailers have this diamond
Prices start from HK$1,240 HKDSave up to HK$9,850 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
1.03ct Oval
HK$1,240 HKD