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Round|Lab Grown|IGI

0.73ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG816670166

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816670166

Diamond specifications and retailer prices

From HK$1,687 HKD
$215 USD
As of October 29, 2026
Save HK$8,053 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$9,740 HKD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG816670166 or 816670166. Listed at 9 retailers as of October 28, 2026, with prices from HK$1,687 to HK$9,740, a HK$8,053 spread on the same certified stone. Reve Diamonds lists it at HK$9,740. 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

0.73
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle37.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816670166
Dimensions5.74 × 5.79 × 3.54 mm
L/W Ratio1.01
Girdle conditionFaceted
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
5.74 mm5.79 mm0.73 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG816670166
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.3%

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: Oct 29
Current: HK$3,854 HKD|Low: HK$1,875 HKD|High: HK$9,740 HKD|Avg: HK$4,402 HKD|-11.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Reve Diamonds
October 29, 2026
Retailer 5HK$1,875 HKD
Retailer 3HK$2,095 HKD
Retailer 4HK$2,119 HKD
Retailer 6HK$3,586 HKD
Retailer 1HK$3,854 HKD
Retailer 7HK$5,661 HKD
Retailer 2HK$6,748 HKD
Reve DiamondsHK$9,740 HKD

8 data points across 8 retailers

9 retailersHK$1,687 HKD to HK$9,740 HKD

A
Cheapest Retailer
-
HK$1,687 HKD
$215 USD
B+
Retailer 2
-
HK$1,875 HKD
$239 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$2,095 HKD
$267 USD
View
B+
Retailer 4
-
HK$2,119 HKD
$270 USD
View
B
Retailer 5
-
HK$3,586 HKD
$457 USD
View
B+
Retailer 6
-
HK$3,854 HKD
£387 GBP
View
B
Retailer 7
-
HK$5,661 HKD
SGD 975 SGD
View
B
Retailer 8
-
HK$6,748 HKD
$860 USD
View
Most Expensive
C
Reve Diamonds
01108A2C0 · Oct 28
HK$9,740 HKD
$1,241 USD
View
8 more retailers have this diamond
Prices start from HK$1,687 HKDSave up to HK$8,053 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
0.73ct Round
HK$1,687 HKD