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Radiant|Lab Grown|IGI

1.03ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG492135837

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG492135837

Diamond specifications and retailer prices

From HK$1,097 HKD
As of November 4, 2026
Save HK$9,405 HKD (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$10,502 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG492135837 or 492135837. Listed at 27 retailers as of November 6, 2026, with prices from HK$1,097 to HK$10,502, a HK$9,405 spread on the same certified stone. Do Amore Diamonds lists it at HK$10,502. 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

1.03
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492135837
Dimensions7.35 × 4.96 × 3.33 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.35 mm4.96 mm1.03 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492135837
Side View
Table 59.5%Crown 35.3°Girdle: ThickPavilion 33.2°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$2,602 HKD|Low: HK$1,097 HKD|High: HK$7,994 HKD|Avg: HK$3,402 HKD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9HK$1,097 HKD
Retailer 11HK$1,230 HKD
Retailer 10HK$2,132 HKD
Retailer 1HK$2,602 HKD
Retailer 7HK$2,641 HKD
Retailer 6HK$2,853 HKD
Retailer 3HK$3,049 HKD
Retailer 2HK$3,292 HKD
Retailer 8HK$4,624 HKD
Retailer 5HK$5,016 HKD
Retailer 4HK$7,007 HKD

44 data points across 11 retailers

27 retailersHK$1,097 HKD to HK$10,502 HKD

A
Cheapest Retailer
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HK$1,097 HKD
Retailer 2
-
HK$1,097 HKD
View
Price last confirmed 30 days ago
Retailer 3
-
HK$1,097 HKD
View
Price last confirmed 38 days ago
A
Retailer 4
-
HK$1,097 HKD
View
A
Retailer 5
-
HK$1,230 HKD
View
Final sale: no returns
Retailer 6
-
HK$1,277 HKD
View
Price last confirmed 41 days ago
Retailer 7
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HK$1,340 HKD
View
Price last confirmed 39 days ago
Retailer 8
-
HK$1,364 HKD
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Price last confirmed 35 days ago
A
Retailer 9
-
HK$2,006 HKD
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B+
Retailer 10
-
HK$2,132 HKD
View
A
Retailer 11
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HK$2,304 HKD
View
A
Retailer 12
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HK$2,602 HKD
View
A
Retailer 13
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HK$2,641 HKD
View
A
Retailer 14
-
HK$2,853 HKD
View
B+
Retailer 15
-
HK$3,049 HKD
View
B+
Retailer 16
-
HK$3,292 HKD
View
B
Retailer 17
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HK$4,624 HKD
View
B
Retailer 18
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HK$4,632 HKD
View
B
Retailer 19
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HK$4,828 HKD
View
Retailer 20
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HK$4,828 HKD
View
Price last confirmed 28 days ago
Retailer 21
-
HK$4,828 HKD
View
Price last confirmed 38 days ago
B
Retailer 22
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HK$4,828 HKD
View
B
Retailer 23
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HK$5,016 HKD
View
B
Retailer 24
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HK$5,651 HKD
View
B
Retailer 25
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HK$6,192 HKD
View
B
Retailer 26
-
HK$7,007 HKD
View
Most Expensive
B
Do Amore Diamonds
27-085836A3E · Nov 6
HK$10,502 HKD
$1,340 USD
View
26 more retailers have this diamond
Prices start from HK$1,097 HKDSave up to HK$9,405 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 Radiant
HK$1,097 HKD