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Cushion|Natural|GIA

0.80ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 1408820623

Certificate GIA 1408820623

Diamond specifications and retailer prices

From HK$10,474 HKD
$1,335 USD
As of November 2, 2026
Save HK$12,274 HKD (54%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$22,748 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.8ct natural cushion diamond

This 0.8ct natural cushion sits in the just-under-one-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 1408820623. Listed at 10 retailers as of November 1, 2026, with prices from HK$10,474 to HK$22,748, a HK$12,274 spread on the same certified stone. MOH London lists it at HK$22,748. 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

0.80
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1408820623
Dimensions5.58 × 5.01 × 3.46 mm
L/W Ratio1.11
Top View
5.58 mm5.01 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1408820623
Side View
Table 61.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 69.1%

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 2
Current: HK$22,748 HKD|Low: HK$9,525 HKD|High: HK$23,017 HKD|Avg: HK$16,219 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7HK$10,474 HKD
Retailer 5HK$13,298 HKD
Retailer 8HK$13,848 HKD
Retailer 2HK$14,363 HKD
Retailer 6HK$17,354 HKD
Retailer 3HK$18,165 HKD
Retailer 4HK$19,809 HKD
MOH LondonHK$22,748 HKD

43 data points across 8 retailers

10 retailersHK$10,474 HKD to HK$22,748 HKD

A
Cheapest Retailer
-
HK$10,474 HKD
$1,335 USD
Final sale: no returns
B+
Retailer 2
-
HK$11,886 HKD
$1,515 USD
View
B+
Retailer 3
-
HK$13,298 HKD
$1,695 USD
View
B+
Retailer 4
-
HK$13,848 HKD
$1,765 USD
View
B+
Retailer 5
-
HK$14,363 HKD
£1,442 GBP
View
B+
Retailer 6
-
HK$14,372 HKD
$1,832 USD
View
Retailer 7
-
HK$17,354 HKD
A$3,403 AUD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
HK$18,165 HKD
€2,205 EUR
View
B
Retailer 9
-
HK$19,809 HKD
ZAR 40,788 ZAR
View
Most Expensive
B
MOH London
9CD2311BC · Nov 1
HK$22,748 HKD
£2,283 GBP
View
9 more retailers have this diamond
Prices start from HK$10,474 HKDSave up to HK$12,274 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
0.80ct Cushion
HK$10,474 HKD