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1.27ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG769654085

Shape and cutting style on the report: Round brilliant

Certificate IGI LG769654085

Diamond specifications and retailer prices

From HK$1,585 HKD
As of November 5, 2026
Save HK$7,837 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$9,422 HKD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG769654085 or 769654085. Listed at 22 retailers as of November 4, 2026, with prices from HK$1,585 to HK$9,422, a HK$7,837 spread on the same certified stone. Reve Diamonds lists it at HK$9,422. 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

1.27
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769654085
Dimensions6.99 × 6.95 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.99 mm6.95 mm1.27 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769654085
Side View
Table 59.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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 5
Current: HK$3,570 HKD|Low: HK$1,577 HKD|High: HK$9,422 HKD|Avg: HK$4,234 HKD|+4.1%
Retailer 1
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
Retailer 16
Reve Diamonds
November 6, 2026
Retailer 7HK$1,585 HKD
Retailer 15HK$1,765 HKD
Retailer 16HK$1,844 HKD
Retailer 3HK$1,969 HKD
Retailer 4HK$1,969 HKD
Retailer 5HK$3,413 HKD
Retailer 1HK$3,570 HKD
Retailer 12HK$3,742 HKD
Retailer 9HK$3,805 HKD
Retailer 2HK$3,907 HKD
Retailer 14HK$4,119 HKD
Retailer 10HK$4,864 HKD
Retailer 8HK$6,323 HKD
Retailer 11HK$6,347 HKD
Retailer 6HK$6,739 HKD
Retailer 13HK$9,195 HKD
Reve DiamondsHK$9,422 HKD

33 data points across 17 retailers

22 retailersHK$1,585 HKD to HK$9,422 HKD

A
Cheapest Retailer
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HK$1,585 HKD
A
Retailer 2
-
HK$1,765 HKD
View
Final sale: no returns
A
Retailer 3
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HK$1,844 HKD
View
A
Retailer 4
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HK$1,969 HKD
View
Retailer 5
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HK$1,969 HKD
View
Price last confirmed 12 days ago
A
Retailer 6
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HK$3,256 HKD
View
B+
Retailer 7
-
HK$3,413 HKD
View
B+
Retailer 8
-
HK$3,570 HKD
View
B+
Retailer 9
-
HK$3,742 HKD
View
B+
Retailer 10
-
HK$3,805 HKD
View
Retailer 11
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HK$3,836 HKD
View
Price last confirmed 95 days ago
B+
Retailer 12
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HK$3,907 HKD
View
B+
Retailer 13
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HK$4,119 HKD
View
B+
Retailer 14
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HK$4,864 HKD
View
B+
Retailer 15
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HK$4,864 HKD
View
B
Retailer 16
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HK$5,397 HKD
View
Retailer 17
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HK$6,276 HKD
View
Price last confirmed 46 days ago
B
Retailer 18
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HK$6,323 HKD
View
B
Retailer 19
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HK$6,347 HKD
View
B
Retailer 20
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HK$6,739 HKD
View
B
Retailer 21
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HK$9,195 HKD
View
Most Expensive
B
Reve Diamonds
219DAB444 · Nov 4
HK$9,422 HKD
$1,201 USD
View
21 more retailers have this diamond
Prices start from HK$1,585 HKDSave up to HK$7,837 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
1.27ct Round
HK$1,585 HKD