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Round|Lab Grown|IGI

1.72ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG787640381

Certificate IGI LG787640381

Diamond specifications and retailer prices

From HK$8,740 HKD
$1,114 USD
As of October 31, 2026
Save HK$8,442 HKD (49%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$17,182 HKD at Jared · As of October 30, 2026
View at Jared

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787640381 or 787640381. Listed at 4 retailers as of October 30, 2026, with prices from HK$8,740 to HK$17,182, a HK$8,442 spread on the same certified stone. Jared lists it at HK$17,182. 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

1.72
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG787640381
Dimensions7.70 × 7.74 × 4.67 mm
L/W Ratio1.01
Top View
7.70 mm7.74 mm1.72 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787640381
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$17,182 HKD|Low: HK$8,740 HKD|High: HK$17,182 HKD|Avg: HK$13,717 HKD
Jared
Retailer 2
Retailer 3
Retailer 4
September 26, 2026
Retailer 2HK$8,740 HKD
Retailer 3HK$11,925 HKD
Retailer 4HK$11,925 HKD
JaredHK$17,182 HKD

6 data points across 4 retailers

4 retailersHK$8,740 HKD to HK$17,182 HKD

B
Cheapest Retailer
-
HK$8,740 HKD
$1,114 USD
B
Retailer 2
-
HK$11,925 HKD
$1,520 USD
View
B
Retailer 3
-
HK$11,925 HKD
$1,520 USD
View
Most Expensive
B
Jared
158608383 · Oct 30
HK$17,182 HKD
$2,190 USD
View
3 more retailers have this diamond
Prices start from HK$8,740 HKDSave up to HK$8,442 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.

B
1.72ct Round
HK$8,740 HKD