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1.04ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG687543835

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687543835

Diamond specifications and retailer prices

From HK$1,153 HKD
As of November 5, 2026
Save HK$6,883 HKD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$8,037 HKD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687543835 or 687543835. Listed at 23 retailers as of November 4, 2026, with prices from HK$1,153 to HK$8,037, a HK$6,883 spread on the same certified stone. Reve Diamonds lists it at HK$8,037. 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

1.04
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687543835
Dimensions6.44 × 6.51 × 3.98 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
6.44 mm6.51 mm1.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687543835
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

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$2,440 HKD|Low: HK$1,145 HKD|High: HK$8,037 HKD|Avg: HK$3,241 HKD|+6.5%
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 6HK$1,153 HKD
Retailer 13HK$1,287 HKD
Retailer 15HK$1,334 HKD
Retailer 2HK$1,428 HKD
Retailer 4HK$1,428 HKD
Retailer 1HK$2,440 HKD
Retailer 3HK$2,644 HKD
Retailer 12HK$2,801 HKD
Retailer 14HK$3,177 HKD
Retailer 16HK$3,358 HKD
Retailer 9HK$3,766 HKD
Retailer 8HK$3,813 HKD
Retailer 7HK$4,597 HKD
Retailer 11HK$4,856 HKD
Retailer 5HK$5,029 HKD
Retailer 10HK$6,661 HKD
Reve DiamondsHK$8,037 HKD

44 data points across 17 retailers

23 retailersHK$1,153 HKD to HK$8,037 HKD

Retailer 1
-
HK$1,145 HKD
Price last confirmed 45 days ago
A
Retailer 2
-
HK$1,153 HKD
View
A
Retailer 3
-
HK$1,287 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$1,334 HKD
View
Retailer 5
-
HK$1,396 HKD
View
Price last confirmed 45 days ago
Retailer 6
-
HK$1,428 HKD
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$1,428 HKD
View
A
Retailer 8
-
HK$2,252 HKD
View
A
Retailer 9
-
HK$2,440 HKD
View
B+
Retailer 10
-
HK$2,644 HKD
View
B+
Retailer 11
-
HK$2,801 HKD
View
B+
Retailer 12
-
HK$3,177 HKD
View
B+
Retailer 13
-
HK$3,358 HKD
View
B+
Retailer 14
-
HK$3,766 HKD
View
B+
Retailer 15
-
HK$3,766 HKD
View
B+
Retailer 16
-
HK$3,813 HKD
View
B+
Retailer 17
-
HK$3,852 HKD
View
Retailer 18
-
HK$4,558 HKD
View
Price last confirmed 46 days ago
B
Retailer 19
-
HK$4,597 HKD
View
B
Retailer 20
-
HK$4,856 HKD
View
B
Retailer 21
-
HK$5,029 HKD
View
B
Retailer 22
-
HK$6,661 HKD
View
Most Expensive
B
Reve Diamonds
124CF4A9A · Nov 4
HK$8,037 HKD
$1,024 USD
View
22 more retailers have this diamond
Prices start from HK$1,153 HKDSave up to HK$6,883 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
1.04ct Round
HK$1,153 HKD