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Round|Lab Grown|IGI

1.00ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG818647078

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818647078

Diamond specifications and retailer prices

From HK$1,444 HKD
As of November 3, 2026
Save HK$10,247 HKD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$11,690 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818647078 or 818647078. Listed at 20 retailers as of November 3, 2026, with prices from HK$1,444 to HK$11,690, a HK$10,247 spread on the same certified stone. Brilliant Earth lists it at HK$11,690. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818647078
Dimensions6.37 × 6.42 × 3.98 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
6.37 mm6.42 mm1.00 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818647078
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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: Nov 3
Current: HK$11,690 HKD|Low: HK$1,444 HKD|High: HK$14,122 HKD|Avg: HK$5,339 HKD|-15.3%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 18HK$1,444 HKD
Retailer 20HK$1,616 HKD
Retailer 5HK$1,671 HKD
Retailer 19HK$1,789 HKD
Retailer 14HK$2,872 HKD
Retailer 17HK$3,076 HKD
Retailer 9HK$3,154 HKD
Retailer 15HK$3,178 HKD
Retailer 2HK$3,185 HKD
Retailer 11HK$3,507 HKD
Retailer 8HK$3,656 HKD
Retailer 16HK$4,354 HKD
Retailer 7HK$5,547 HKD
Retailer 3HK$5,743 HKD
Retailer 4HK$6,065 HKD
Retailer 10HK$6,159 HKD
Retailer 12HK$6,261 HKD
Retailer 13HK$8,324 HKD
Retailer 6HK$8,952 HKD
Brilliant EarthHK$11,690 HKD

35 data points across 20 retailers

20 retailersHK$1,444 HKD to HK$11,690 HKD

A
Cheapest Retailer
-
HK$1,444 HKD
A
Retailer 2
-
HK$1,616 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,671 HKD
View
A
Retailer 4
-
HK$1,789 HKD
View
A
Retailer 5
-
HK$2,872 HKD
View
A
Retailer 6
-
HK$3,076 HKD
View
A
Retailer 7
-
HK$3,154 HKD
View
A
Retailer 8
-
HK$3,178 HKD
View
A
Retailer 9
-
HK$3,185 HKD
View
B+
Retailer 10
-
HK$3,507 HKD
View
B+
Retailer 11
-
HK$3,656 HKD
View
B+
Retailer 12
-
HK$4,354 HKD
View
Retailer 13
-
HK$5,547 HKD
View
Price last confirmed 8 days ago
B
Retailer 14
-
HK$5,743 HKD
View
B
Retailer 15
-
HK$6,065 HKD
View
B
Retailer 16
-
HK$6,159 HKD
View
B
Retailer 17
-
HK$6,261 HKD
View
B
Retailer 18
-
HK$8,324 HKD
View
B
Retailer 19
-
HK$8,952 HKD
View
Most Expensive
B
Brilliant Earth
21614631A · Nov 4
HK$11,690 HKD
$1,490 USD
View
19 more retailers have this diamond
Prices start from HK$1,444 HKDSave up to HK$10,247 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
1.00ct Round
HK$1,444 HKD