CaratHunter
Plans
Radiant|Lab Grown|IGI

0.74ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG687598751

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

Certificate IGI LG687598751

Diamond specifications and retailer prices

From HK$1,059 HKD
$135 USD
As of October 28, 2026
Save HK$2,589 HKD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$3,649 HKD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.74ct lab-grown radiant diamond

This 0.74ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687598751 or 687598751. Listed at 8 retailers as of October 28, 2026, with prices from HK$1,059 to HK$3,649, a HK$2,589 spread on the same certified stone. NZ Jewellers lists it at HK$3,649. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.74
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687598751
Dimensions6.42 × 4.39 × 2.96 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm4.39 mm0.74 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687598751
Side View
Table 64.0%Crown 44.7°Girdle: STK-THKPavilion 34.5°Culet: NoneDepth 67.4%

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 28
Current: HK$3,649 HKD|Low: HK$1,059 HKD|High: HK$4,786 HKD|Avg: HK$2,565 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11HK$1,059 HKD
Retailer 6HK$1,208 HKD
Retailer 10HK$1,306 HKD
Retailer 12HK$1,705 HKD
Retailer 5HK$1,896 HKD
Retailer 8HK$2,213 HKD
Retailer 2HK$2,313 HKD
Retailer 9HK$2,470 HKD
Retailer 3HK$2,707 HKD
Retailer 7HK$2,997 HKD
NZ JewellersHK$3,649 HKD
Retailer 13HK$4,517 HKD
Retailer 4HK$4,786 HKD

2 data points across 13 retailers

8 retailersHK$1,059 HKD to HK$3,649 HKD

A
Cheapest Retailer
-
HK$1,059 HKD
$135 USD
A
Retailer 2
-
HK$1,208 HKD
$154 USD
View
A
Retailer 3
-
HK$1,306 HKD
View
A
Retailer 4
-
HK$2,213 HKD
$282 USD
View
A
Retailer 5
-
HK$2,313 HKD
£232 GBP
View
A
Retailer 6
-
HK$2,470 HKD
£248 GBP
View
B+
Retailer 7
-
HK$2,997 HKD
$382 USD
View
Most Expensive
B+
NZ Jewellers
4acffc81-e511-4ffa-a3a3-42defae7f344 · Oct 28
HK$3,649 HKD
$465 USD
View
7 more retailers have this diamond
Prices start from HK$1,059 HKDSave up to HK$2,589 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
0.74ct Radiant
HK$1,059 HKD