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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG734531337

Shape and cutting style on the report: Round brilliant

Certificate IGI LG734531337

Diamond specifications and retailer prices

From HK$1,499 HKD
$191 USD
As of October 29, 2026
Save HK$11,204 HKD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$12,702 HKD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG734531337 or 734531337. Listed at 23 retailers as of October 29, 2026, with prices from HK$1,499 to HK$12,702, a HK$11,204 spread on the same certified stone. Helzberg Diamonds lists it at HK$12,702. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734531337
Dimensions6.52 × 6.50 × 4.02 mm
L/W Ratio1.00
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
6.52 mm6.50 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734531337
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$12,702 HKD|Low: HK$1,451 HKD|High: HK$12,702 HKD|Avg: HK$4,833 HKD
Helzberg Diamonds
Retailer 2
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Retailer 23
October 31, 2026
Retailer 19HK$1,499 HKD
Retailer 12HK$1,671 HKD
Retailer 4HK$1,734 HKD
Retailer 5HK$1,852 HKD
Retailer 14HK$1,852 HKD
Retailer 16HK$2,511 HKD
Retailer 8HK$3,007 HKD
Retailer 21HK$3,139 HKD
Retailer 23HK$3,182 HKD
Retailer 18HK$3,362 HKD
Retailer 7HK$3,907 HKD
Retailer 2HK$4,070 HKD
Retailer 9HK$4,323 HKD
Retailer 17HK$4,441 HKD
Retailer 3HK$4,523 HKD
Retailer 13HK$5,955 HKD
Retailer 22HK$6,171 HKD
Retailer 11HK$6,381 HKD
Retailer 6HK$8,199 HKD
Retailer 20HK$8,709 HKD
Retailer 15HK$9,127 HKD
Retailer 10HK$10,592 HKD
Helzberg DiamondsHK$12,702 HKD

25 data points across 23 retailers

23 retailersHK$1,499 HKD to HK$12,702 HKD

A
Cheapest Retailer
-
HK$1,499 HKD
$191 USD
A
Retailer 2
-
HK$1,671 HKD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,734 HKD
$221 USD
View
A
Retailer 4
-
HK$1,852 HKD
$236 USD
View
A
Retailer 5
-
HK$1,852 HKD
$236 USD
View
A
Retailer 6
-
HK$2,511 HKD
$320 USD
View
Retailer 7
-
HK$3,007 HKD
£302 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
HK$3,139 HKD
€381 EUR
View
A
Retailer 9
-
HK$3,182 HKD
ZAR 6,553 ZAR
View
A
Retailer 10
-
HK$3,362 HKD
£337 GBP
View
A
Retailer 11
-
HK$3,907 HKD
$498 USD
View
A
Retailer 12
-
HK$4,070 HKD
A$798 AUD
View
B+
Retailer 13
-
HK$4,323 HKD
$551 USD
View
B+
Retailer 14
-
HK$4,441 HKD
$566 USD
View
A
Retailer 15
-
HK$4,523 HKD
A$887 AUD
View
B+
Retailer 16
-
HK$5,955 HKD
$759 USD
View
B+
Retailer 17
-
HK$6,171 HKD
A$1,210 AUD
View
B+
Retailer 18
-
HK$6,381 HKD
$813 USD
View
Retailer 19
-
HK$8,199 HKD
$1,045 USD
View
Price last confirmed 9 days ago
B+
Retailer 20
-
HK$8,709 HKD
£874 GBP
View
B
Retailer 21
-
HK$9,127 HKD
$1,163 USD
View
Retailer 22
-
HK$10,592 HKD
$1,350 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHLNMO · Oct 29
HK$12,702 HKD
$1,619 USD
View
22 more retailers have this diamond
Prices start from HK$1,499 HKDSave up to HK$11,204 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
1.05ct Round
HK$1,499 HKD