CaratHunter
Plans
Radiant|Lab Grown|IGI

1.74ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG818654254

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818654254

Diamond specifications and retailer prices

From HK$2,315 HKD
$295 USD
As of October 27, 2026
Save HK$25,226 HKD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$27,541 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.74ct lab-grown radiant diamond

This 1.74ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654254 or 818654254. Listed at 21 retailers as of October 27, 2026, with prices from HK$2,315 to HK$27,541, a HK$25,226 spread on the same certified stone. Brilliant Earth lists it at HK$27,541. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654254
Dimensions8.22 × 5.92 × 4.07 mm
L/W Ratio1.39
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
8.22 mm5.92 mm1.74 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654254
Side View
Table 64.0%Crown 29.3°Girdle: MediumPavilion 36.7°Culet: NoneDepth 68.8%

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 27
Current: HK$27,541 HKD|Low: HK$2,668 HKD|High: HK$28,482 HKD|Avg: HK$9,247 HKD|-3.3%
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
October 29, 2026
Retailer 5HK$2,668 HKD
Retailer 15HK$2,958 HKD
Retailer 14HK$4,080 HKD
Retailer 8HK$4,700 HKD
Retailer 13HK$4,932 HKD
Retailer 4HK$4,982 HKD
Retailer 2HK$5,070 HKD
Retailer 16HK$5,190 HKD
Retailer 12HK$6,676 HKD
Retailer 18HK$7,305 HKD
Retailer 7HK$9,604 HKD
Retailer 3HK$10,036 HKD
Retailer 6HK$10,263 HKD
Retailer 9HK$10,266 HKD
Retailer 11HK$11,559 HKD
Retailer 10HK$13,606 HKD
Retailer 17HK$21,107 HKD
Brilliant EarthHK$27,541 HKD

29 data points across 18 retailers

21 retailersHK$2,315 HKD to HK$27,541 HKD

A
Cheapest Retailer
-
HK$2,315 HKD
$295 USD
A
Retailer 2
-
HK$2,668 HKD
$340 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,872 HKD
$366 USD
View
A
Retailer 4
-
HK$2,872 HKD
$366 USD
View
A
Retailer 5
-
HK$2,958 HKD
£297 GBP
View
A
Retailer 6
-
HK$4,080 HKD
$520 USD
View
A
Retailer 7
-
HK$4,700 HKD
$599 USD
View
A
Retailer 8
-
HK$4,932 HKD
ZAR 10,154 ZAR
View
A
Retailer 9
-
HK$4,982 HKD
$635 USD
View
A
Retailer 10
-
HK$5,070 HKD
£509 GBP
View
A
Retailer 11
-
HK$5,190 HKD
€630 EUR
View
A
Retailer 12
-
HK$6,676 HKD
A$1,309 AUD
View
A
Retailer 13
-
HK$7,305 HKD
$931 USD
View
A
Retailer 14
-
HK$9,604 HKD
$1,224 USD
View
B+
Retailer 15
-
HK$10,036 HKD
$1,279 USD
View
B+
Retailer 16
-
HK$10,263 HKD
$1,308 USD
View
B+
Retailer 17
-
HK$10,266 HKD
SGD 1,768 SGD
View
B+
Retailer 18
-
HK$11,559 HKD
£1,160 GBP
View
B+
Retailer 19
-
HK$13,606 HKD
$1,734 USD
View
Retailer 20
-
HK$21,107 HKD
$2,690 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21433885A · Oct 29
HK$27,541 HKD
$3,510 USD
View
20 more retailers have this diamond
Prices start from HK$2,315 HKDSave up to HK$25,226 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
1.74ct Radiant
HK$2,315 HKD