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Cushion|Lab Grown|IGI

1.61ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1

Diamond specifications and retailer prices

From HK$2,536 HKD
£255 GBP
As of October 27, 2026
2 retailers carry this diamond
Most expensive: HK$5,505 HKD at Diamond Exchange Canada · As of October 27, 2026
View at Diamond Exchange Canada

About this 1.61ct lab-grown cushion diamond

This 1.61ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 27, 2026. 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

1.61
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.65 × 6.30 × 0.00 mm
L/W Ratio1.21
Top View
7.65 mm6.30 mm1.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCuletDepth 67.9%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 27
Current: HK$5,505 HKD|Low: HK$2,528 HKD|High: HK$5,884 HKD|Avg: HK$4,224 HKD|-6.5%
Diamond Exchange Canada
Retailer 2
October 27, 2026
Retailer 2HK$2,536 HKD
Diamond Exchange CanadaHK$5,505 HKD

34 data points across 2 retailers

2 retailersHK$2,536 HKD to HK$5,505 HKD

Retailer 1
-
HK$2,536 HKD
£255 GBP
Price last confirmed 7 days ago
Most Expensive
Diamond Exchange Canada
1768919911 · Oct 27
HK$5,505 HKD
CA$974 CAD
View
Price last confirmed 7 days ago
1 more retailer has this diamond

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.

1.61ct Cushion
HK$2,536 HKD