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Round|Lab Grown|IGI

1.29ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800679307

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800679307

Diamond specifications and retailer prices

From HK$3,615 HKD
As of October 30, 2026
Save HK$10,821 HKD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$14,436 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679307 or 800679307. Listed at 11 retailers as of October 29, 2026, with prices from HK$3,615 to HK$14,436, a HK$10,821 spread on the same certified stone. Brilliant Earth lists it at HK$14,436. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679307
Dimensions7.04 × 7.10 × 4.26 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
7.04 mm7.10 mm1.29 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679307
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.3%

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 30
Current: HK$14,436 HKD|Low: HK$3,615 HKD|High: HK$14,907 HKD|Avg: HK$8,126 HKD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 8HK$3,615 HKD
Retailer 11HK$4,433 HKD
Retailer 4HK$5,141 HKD
Retailer 2HK$5,594 HKD
Retailer 5HK$5,854 HKD
Retailer 9HK$5,947 HKD
Retailer 7HK$7,125 HKD
Retailer 10HK$10,446 HKD
Retailer 3HK$11,949 HKD
Retailer 6HK$12,605 HKD
Brilliant EarthHK$14,436 HKD

42 data points across 11 retailers

11 retailersHK$3,615 HKD to HK$14,436 HKD

A
Cheapest Retailer
-
HK$3,615 HKD
A
Retailer 2
-
HK$4,433 HKD
$565 USD
View
A
Retailer 3
-
HK$5,141 HKD
€624 EUR
View
A
Retailer 4
-
HK$5,594 HKD
£561 GBP
View
A
Retailer 5
-
HK$5,854 HKD
A$1,148 AUD
View
A
Retailer 6
-
HK$5,947 HKD
$758 USD
View
B+
Retailer 7
-
HK$7,125 HKD
$908 USD
View
B+
Retailer 8
-
HK$10,446 HKD
$1,331 USD
View
B
Retailer 9
-
HK$11,949 HKD
$1,523 USD
View
B+
Retailer 10
-
HK$12,605 HKD
£1,265 GBP
View
Most Expensive
B
Brilliant Earth
20788686A · Oct 29
HK$14,436 HKD
$1,840 USD
View
10 more retailers have this diamond
Prices start from HK$3,615 HKDSave up to HK$10,821 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
1.29ct Round
HK$3,615 HKD