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Radiant|Lab Grown|IGI

1.33ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG687598627

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

Certificate IGI LG687598627

Diamond specifications and retailer prices

From HK$1,781 HKD
As of November 4, 2026
Save HK$15,323 HKD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$19,330 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG687598627 or 687598627. Listed at 24 retailers as of November 4, 2026, with a 860% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687598627
Dimensions8.25 × 5.53 × 3.55 mm
L/W Ratio1.49
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
8.25 mm5.53 mm1.33 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687598627
Side View
Table 61.0%Crown 37.6°Girdle: MediumPavilion 34.9°Culet: NoneDepth 64.2%

Caratlytics Score

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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$2,495 HKD|Low: HK$1,718 HKD|High: HK$19,065 HKD|Avg: HK$6,708 HKD|-0.9%
Retailer 1
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Retailer 22
November 4, 2026
Retailer 2HK$1,781 HKD
Retailer 10HK$1,985 HKD
Retailer 21HK$2,063 HKD
Retailer 6HK$2,205 HKD
Retailer 11HK$2,205 HKD
Retailer 1HK$2,495 HKD
Retailer 19HK$3,146 HKD
Retailer 14HK$3,209 HKD
Retailer 4HK$4,135 HKD
Retailer 17HK$4,198 HKD
Retailer 12HK$4,582 HKD
Retailer 16HK$5,955 HKD
Retailer 5HK$7,116 HKD
Retailer 3HK$7,822 HKD
Retailer 15HK$9,164 HKD
Retailer 9HK$9,438 HKD
Retailer 13HK$9,438 HKD
Retailer 18HK$9,752 HKD
Retailer 8HK$10,019 HKD
Retailer 22HK$13,652 HKD
Retailer 7HK$17,104 HKD
Retailer 20HK$17,104 HKD

39 data points across 22 retailers

24 retailersHK$1,781 HKD to HK$17,104 HKD

A
Cheapest Retailer
-
HK$1,781 HKD
A
Retailer 2
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HK$1,985 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,063 HKD
View
Retailer 4
-
HK$2,205 HKD
View
Price last confirmed 10 days ago
A
Retailer 5
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HK$2,205 HKD
View
A
Retailer 6
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HK$2,495 HKD
View
A
Retailer 7
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HK$3,146 HKD
View
A
Retailer 8
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HK$3,209 HKD
View
A
Retailer 9
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HK$4,135 HKD
View
A
Retailer 10
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HK$4,198 HKD
View
A
Retailer 11
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HK$4,582 HKD
View
A
Retailer 12
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HK$5,547 HKD
View
A
Retailer 13
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HK$5,955 HKD
View
B+
Retailer 14
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HK$7,116 HKD
View
B+
Retailer 15
-
HK$7,822 HKD
View
B+
Retailer 16
-
HK$9,164 HKD
View
B+
Retailer 17
-
HK$9,438 HKD
View
B+
Retailer 18
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HK$9,438 HKD
View
B+
Retailer 19
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HK$9,752 HKD
View
B+
Retailer 20
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HK$10,019 HKD
View
Retailer 21
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HK$13,652 HKD
View
Price last confirmed 14 days ago
B
Retailer 22
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HK$17,104 HKD
View
B
Retailer 23
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HK$17,104 HKD
View
Most Expensive
Queensmith
LG687598627 · Oct 27
HK$19,330 HKD
£1,940 GBP
View
Price last confirmed 8 days ago
23 more retailers have this diamond
Prices start from HK$1,781 HKDSave up to HK$15,323 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
1.33ct Radiant
HK$1,781 HKD