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Cushion|Lab Grown|IGI

3.08ct I SI1 Cushion Lab Grown Diamond

ID • I/SI1 • IGI LG845616064

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG845616064

Diamond specifications and retailer prices

From HK$11,055 HKD
$1,409 USD
As of October 31, 2026
Save HK$30,696 HKD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$41,750 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG845616064 or 845616064. Listed at 11 retailers as of October 31, 2026, with prices from HK$11,055 to HK$41,750, a HK$30,696 spread on the same certified stone. Taylor and Hart lists it at HK$41,750. 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

3.08
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845616064
Dimensions11.74 × 7.63 × 4.68 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm7.63 mm3.08 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845616064
Side View
Table 54.0%Crown 36.1°Girdle: MED-THKPavilion 41.2°Culet: LargeDepth 61.3%

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 31
Current: HK$38,202 HKD|Low: HK$11,055 HKD|High: HK$45,552 HKD|Avg: HK$22,681 HKD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
November 1, 2026
Retailer 6HK$11,055 HKD
Retailer 8HK$12,161 HKD
Retailer 10HK$12,553 HKD
Retailer 5HK$14,279 HKD
Retailer 4HK$15,495 HKD
Retailer 9HK$15,495 HKD
Retailer 3HK$17,267 HKD
Retailer 7HK$25,969 HKD
Retailer 2HK$36,275 HKD
Retailer 1HK$38,202 HKD
Taylor and HartHK$41,750 HKD

9 data points across 11 retailers

11 retailersHK$11,055 HKD to HK$41,750 HKD

A
Cheapest Retailer
-
HK$11,055 HKD
$1,409 USD
B+
Retailer 2
-
HK$12,161 HKD
$1,550 USD
View
B+
Retailer 3
-
HK$12,553 HKD
View
B+
Retailer 4
-
HK$14,279 HKD
$1,820 USD
View
B+
Retailer 5
-
HK$15,495 HKD
$1,975 USD
View
B
Retailer 6
-
HK$15,495 HKD
$1,975 USD
View
B+
Retailer 7
-
HK$17,267 HKD
€2,096 EUR
View
B
Retailer 8
-
HK$25,969 HKD
$3,310 USD
View
B
Retailer 9
-
HK$36,275 HKD
SGD 6,248 SGD
View
B
Retailer 10
-
HK$38,202 HKD
£3,834 GBP
View
Most Expensive
B
Taylor and Hart
4M3QZP5 · Oct 31
HK$41,750 HKD
$5,321 USD
View
10 more retailers have this diamond
Prices start from HK$11,055 HKDSave up to HK$30,696 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
3.08ct Cushion
HK$11,055 HKD