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Round|Lab Grown|IGI

1.00ct H IF Round Lab Grown Diamond

ID • H/IF • IGI LG821638249

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821638249

Diamond specifications and retailer prices

From HK$1,247 HKD
As of November 3, 2026
Save HK$7,100 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$8,348 HKD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821638249 or 821638249. Listed at 17 retailers as of November 3, 2026, with prices from HK$1,247 to HK$8,348, a HK$7,100 spread on the same certified stone. Reve Diamonds lists it at HK$8,348. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821638249
Dimensions6.51 × 6.47 × 3.86 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 Faint Blue
Top View
6.51 mm6.47 mm1.00 ctH / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821638249
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.5%

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$2,322 HKD|Low: HK$1,247 HKD|High: HK$8,348 HKD|Avg: HK$3,567 HKD|-0.7%
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 4, 2026
Retailer 15HK$1,247 HKD
Retailer 3HK$1,397 HKD
Retailer 13HK$1,451 HKD
Retailer 2HK$1,553 HKD
Retailer 4HK$1,553 HKD
Retailer 5HK$2,158 HKD
Retailer 1HK$2,322 HKD
Retailer 12HK$2,456 HKD
Retailer 10HK$2,675 HKD
Retailer 6HK$3,452 HKD
Retailer 7HK$3,617 HKD
Retailer 9HK$3,782 HKD
Retailer 16HK$4,982 HKD
Retailer 14HK$5,265 HKD
Retailer 8HK$5,414 HKD
Retailer 11HK$7,250 HKD
Reve DiamondsHK$8,348 HKD

25 data points across 17 retailers

17 retailersHK$1,247 HKD to HK$8,348 HKD

A
Cheapest Retailer
-
HK$1,247 HKD
A
Retailer 2
-
HK$1,397 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,451 HKD
View
Retailer 4
-
HK$1,553 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$1,553 HKD
View
B+
Retailer 6
-
HK$2,158 HKD
View
A
Retailer 7
-
HK$2,322 HKD
View
A
Retailer 8
-
HK$2,456 HKD
View
A
Retailer 9
-
HK$2,675 HKD
View
B+
Retailer 10
-
HK$3,452 HKD
View
B+
Retailer 11
-
HK$3,617 HKD
View
B+
Retailer 12
-
HK$3,782 HKD
View
B+
Retailer 13
-
HK$4,982 HKD
View
B+
Retailer 14
-
HK$5,265 HKD
View
B
Retailer 15
-
HK$5,414 HKD
View
B
Retailer 16
-
HK$7,250 HKD
View
Most Expensive
B
Reve Diamonds
F02AEB618 · Nov 4
HK$8,348 HKD
$1,064 USD
View
16 more retailers have this diamond
Prices start from HK$1,247 HKDSave up to HK$7,100 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$1,247 HKD