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Round|Lab Grown|IGI

1.51ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG759506912

Shape and cutting style on the report: Round brilliant

Certificate IGI LG759506912

Diamond specifications and retailer prices

From HK$1,756 HKD
As of November 5, 2026
Save HK$8,192 HKD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$9,948 HKD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG759506912 or 759506912. Listed at 22 retailers as of November 5, 2026, with prices from HK$1,756 to HK$9,948, a HK$8,192 spread on the same certified stone. Reve Diamonds lists it at HK$9,948. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759506912
Dimensions7.48 × 7.45 × 4.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm7.45 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759506912
Side View
Table 61.0%Crown 32.8°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 59.7%

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 5
Current: HK$1,991 HKD|Low: HK$1,740 HKD|High: HK$9,948 HKD|Avg: HK$4,553 HKD|+2.4%
Retailer 1
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Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 6, 2026
Retailer 9HK$1,756 HKD
Retailer 1HK$1,991 HKD
Retailer 18HK$2,038 HKD
Retailer 5HK$2,171 HKD
Retailer 6HK$2,171 HKD
Retailer 3HK$3,409 HKD
Retailer 7HK$3,707 HKD
Retailer 11HK$3,762 HKD
Retailer 12HK$3,966 HKD
Retailer 14HK$3,997 HKD
Retailer 4HK$4,162 HKD
Retailer 2HK$4,522 HKD
Retailer 16HK$5,721 HKD
Retailer 13HK$6,897 HKD
Retailer 10HK$6,991 HKD
Retailer 17HK$7,014 HKD
Retailer 8HK$7,399 HKD
Retailer 15HK$8,684 HKD
Reve DiamondsHK$9,948 HKD

31 data points across 19 retailers

22 retailersHK$1,756 HKD to HK$9,948 HKD

A
Cheapest Retailer
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HK$1,756 HKD
A
Retailer 2
-
HK$1,991 HKD
View
Final sale: no returns
A
Retailer 3
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HK$2,038 HKD
View
Retailer 4
-
HK$2,171 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
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HK$2,171 HKD
View
A
Retailer 6
-
HK$3,409 HKD
View
B+
Retailer 7
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HK$3,707 HKD
View
A
Retailer 8
-
HK$3,762 HKD
View
A
Retailer 9
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HK$3,966 HKD
View
B+
Retailer 10
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HK$3,997 HKD
View
B+
Retailer 11
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HK$4,162 HKD
View
B+
Retailer 12
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HK$4,522 HKD
View
B
Retailer 13
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HK$5,721 HKD
View
B
Retailer 14
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HK$6,043 HKD
View
B
Retailer 15
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HK$6,897 HKD
View
B
Retailer 16
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HK$6,897 HKD
View
Retailer 17
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HK$6,928 HKD
View
Price last confirmed 46 days ago
B
Retailer 18
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HK$6,991 HKD
View
B
Retailer 19
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HK$7,014 HKD
View
B
Retailer 20
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HK$7,399 HKD
View
B
Retailer 21
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HK$8,684 HKD
View
Most Expensive
B
Reve Diamonds
70B9D45A9 · Nov 6
HK$9,948 HKD
$1,269 USD
View
21 more retailers have this diamond
Prices start from HK$1,756 HKDSave up to HK$8,192 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 Round
HK$1,756 HKD