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Cushion|Lab Grown|GIA

1.34ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • GIA 6442530641

Certificate GIA 6442530641

Diamond specifications and retailer prices

From HK$4,143 HKD
$528 USD
As of November 1, 2026
Save HK$15,393 HKD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$19,536 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.34ct lab-grown cushion diamond

This 1.34ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442530641. Listed at 6 retailers as of October 31, 2026, with prices from HK$4,143 to HK$19,536, a HK$15,393 spread on the same certified stone. Do Amore Diamonds lists it at HK$19,536. 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

1.34
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6442530641
Dimensions6.47 × 6.46 × 4.34 mm
L/W Ratio1.00
Top View
6.47 mm6.46 mm1.34 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6442530641
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 67.2%

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: Nov 1
Current: HK$17,653 HKD|Low: HK$4,143 HKD|High: HK$17,653 HKD|Avg: HK$9,002 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5HK$4,143 HKD
Retailer 3HK$4,158 HKD
Retailer 4HK$4,496 HKD
Retailer 2HK$12,056 HKD
Do Amore DiamondsHK$17,653 HKD

11 data points across 5 retailers

6 retailersHK$4,143 HKD to HK$19,536 HKD

A
Cheapest Retailer
-
HK$4,143 HKD
$528 USD
A
Retailer 2
-
HK$4,158 HKD
$530 USD
View
B+
Retailer 3
-
HK$4,496 HKD
$573 USD
View
B
Retailer 4
-
HK$12,056 HKD
£1,210 GBP
View
B
Retailer 5
-
HK$17,653 HKD
$2,250 USD
View
Most Expensive
B
Do Amore Diamonds
27-C456CDF15 · Oct 31
HK$19,536 HKD
$2,490 USD
View
5 more retailers have this diamond
Prices start from HK$4,143 HKDSave up to HK$15,393 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
1.34ct Cushion
HK$4,143 HKD