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Cushion|Natural|GIA

1.51ct L SI1 Cushion Natural Diamond

EX • L/SI1 • GIA 5413577117

Certificate GIA 5413577117

Diamond specifications and retailer prices

From HK$13,786 HKD
As of November 6, 2026
Save HK$11,791 HKD (46%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$25,577 HKD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5413577117. Listed at 3 retailers as of November 6, 2026, with prices from HK$13,786 to HK$25,577, a HK$11,791 spread on the same certified stone. Yorxs lists it at HK$25,577. 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

1.51
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5413577117
Dimensions6.64 × 6.11 × 4.11 mm
L/W Ratio1.09
Top View
6.64 mm6.11 mm1.51 ctL / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 5413577117
Side View
Table 66.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$19,907 HKD|Low: HK$15,675 HKD|High: HK$25,725 HKD|Avg: HK$20,784 HKD|+27.0%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 1HK$19,907 HKD
Retailer 2HK$20,166 HKD
YorxsHK$25,577 HKD

42 data points across 3 retailers

3 retailersHK$13,786 HKD to HK$25,577 HKD

B+
Cheapest Retailer
-
HK$13,786 HKD
B
Retailer 2
-
HK$19,907 HKD
View
Most Expensive
B
Yorxs
1DEC745DC · Nov 6
HK$25,577 HKD
€3,108 EUR
View
2 more retailers have this diamond
Prices start from HK$13,786 HKDSave up to HK$11,791 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+
1.51ct Cushion
HK$13,786 HKD