CaratHunter
Plans
Round|Lab Grown|IGI

1.45ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG781618358

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618358

Diamond specifications and retailer prices

From HK$1,710 HKD
$218 USD
As of October 29, 2026
Save HK$8,117 HKD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$19,131 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781618358 or 781618358. Listed at 23 retailers as of October 29, 2026, with a 475% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618358
Dimensions7.21 × 7.24 × 4.49 mm
L/W Ratio1.00
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
7.21 mm7.24 mm1.45 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618358
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41°Culet: NoneDepth 62.1%

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 29
Current: HK$3,619 HKD|Low: HK$1,648 HKD|High: HK$8,619 HKD|Avg: HK$3,928 HKD|-0.1%
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
Retailer 17
October 30, 2026
Retailer 17HK$1,710 HKD
Retailer 11HK$1,914 HKD
Retailer 7HK$1,985 HKD
Retailer 4HK$2,126 HKD
Retailer 9HK$2,126 HKD
Retailer 3HK$2,864 HKD
Retailer 1HK$3,619 HKD
Retailer 13HK$3,651 HKD
Retailer 12HK$3,872 HKD
Retailer 10HK$3,938 HKD
Retailer 6HK$4,095 HKD
Retailer 5HK$4,245 HKD
Retailer 14HK$5,197 HKD
Retailer 2HK$5,531 HKD
Retailer 16HK$5,570 HKD
Retailer 8HK$6,834 HKD
Retailer 15HK$8,529 HKD

43 data points across 17 retailers

23 retailersHK$1,710 HKD to HK$9,827 HKD

A
Cheapest Retailer
-
HK$1,710 HKD
$218 USD
A
Retailer 2
-
HK$1,914 HKD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,985 HKD
$253 USD
View
A
Retailer 4
-
HK$2,126 HKD
$271 USD
View
A
Retailer 5
-
HK$2,126 HKD
$271 USD
View
A
Retailer 6
-
HK$2,410 HKD
View
B+
Retailer 7
-
HK$2,864 HKD
$365 USD
View
A
Retailer 8
-
HK$3,619 HKD
£363 GBP
View
A
Retailer 9
-
HK$3,651 HKD
ZAR 7,518 ZAR
View
A
Retailer 10
-
HK$3,872 HKD
€470 EUR
View
A
Retailer 11
-
HK$3,938 HKD
£395 GBP
View
B+
Retailer 12
-
HK$4,095 HKD
$522 USD
View
B+
Retailer 13
-
HK$4,245 HKD
$541 USD
View
B+
Retailer 14
-
HK$5,197 HKD
A$1,019 AUD
View
B+
Retailer 15
-
HK$5,476 HKD
$698 USD
View
Retailer 16
-
HK$5,531 HKD
$705 USD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
HK$5,570 HKD
$710 USD
View
B
Retailer 18
-
HK$6,834 HKD
$871 USD
View
B
Retailer 19
-
HK$6,886 HKD
SGD 1,186 SGD
View
B
Retailer 20
-
HK$7,247 HKD
$924 USD
View
B
Retailer 21
-
HK$8,529 HKD
£856 GBP
View
B
Retailer 22
-
HK$9,827 HKD
$1,253 USD
View
Most Expensive
Queensmith
LG781618358 · Oct 27
HK$19,131 HKD
£1,920 GBP
View
Price under review
22 more retailers have this diamond
Prices start from HK$1,710 HKDSave up to HK$8,117 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
1.45ct Round
HK$1,710 HKD