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Round|Lab Grown|IGI

3.45ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG744514504

Shape and cutting style on the report: Round brilliant

Certificate IGI LG744514504

Diamond specifications and retailer prices

From HK$10,058 HKD
$1,282 USD
As of October 29, 2026
Save HK$59,690 HKD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$69,748 HKD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 3.45ct lab-grown round diamond

This 3.45ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744514504 or 744514504. Listed at 15 retailers as of October 29, 2026, with prices from HK$10,058 to HK$69,748, a HK$59,690 spread on the same certified stone. Blue Nile lists it at HK$69,748. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.45
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514504
Dimensions9.69 × 9.75 × 5.94 mm
L/W Ratio1.01
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
9.69 mm9.75 mm3.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514504
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A+
Exceptional
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$69,748 HKD|Low: HK$10,058 HKD|High: HK$75,860 HKD|Avg: HK$29,871 HKD|-7.8%
Blue Nile
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
October 29, 2026
Retailer 10HK$10,058 HKD
Retailer 15HK$10,945 HKD
Retailer 11HK$12,898 HKD
Retailer 7HK$12,906 HKD
Retailer 4HK$17,104 HKD
Retailer 5HK$17,323 HKD
Retailer 9HK$18,477 HKD
Retailer 13HK$21,748 HKD
Retailer 8HK$21,814 HKD
Retailer 14HK$24,141 HKD
Retailer 3HK$27,709 HKD
Retailer 2HK$36,977 HKD
Retailer 6HK$66,139 HKD
Retailer 12HK$69,199 HKD
Blue NileHK$69,748 HKD

31 data points across 15 retailers

15 retailersHK$10,058 HKD to HK$69,748 HKD

A+
Cheapest Retailer
-
HK$10,058 HKD
$1,282 USD
A
Retailer 2
-
HK$10,945 HKD
$1,395 USD
View
A
Retailer 3
-
HK$12,898 HKD
$1,644 USD
View
A
Retailer 4
-
HK$12,906 HKD
$1,645 USD
View
Final sale: no returns
A
Retailer 5
-
HK$17,104 HKD
$2,180 USD
View
A
Retailer 6
-
HK$17,323 HKD
$2,208 USD
View
A
Retailer 7
-
HK$18,477 HKD
$2,355 USD
View
A
Retailer 8
-
HK$21,748 HKD
$2,772 USD
View
A
Retailer 9
-
HK$21,814 HKD
€2,648 EUR
View
A
Retailer 10
-
HK$24,141 HKD
$3,077 USD
View
B+
Retailer 11
-
HK$27,709 HKD
$3,532 USD
View
B+
Retailer 12
-
HK$36,977 HKD
£3,711 GBP
View
B
Retailer 13
-
HK$66,139 HKD
$8,430 USD
View
B
Retailer 14
-
HK$69,199 HKD
$8,820 USD
View
Most Expensive
B
Blue Nile
27858157 · Oct 29
HK$69,748 HKD
$8,890 USD
View
14 more retailers have this diamond
Prices start from HK$10,058 HKDSave up to HK$59,690 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+
3.45ct Round
HK$10,058 HKD