CaratHunter
Plans
Cushion|Natural|GIA

0.90ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2427371288

Certificate GIA 2427371288

Diamond specifications and retailer prices

From HK$13,841 HKD
$1,764 USD
As of November 2, 2026
Save HK$19,865 HKD (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$33,706 HKD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2427371288. Listed at 22 retailers as of November 2, 2026, with prices from HK$13,841 to HK$33,706, a HK$19,865 spread on the same certified stone. Moon Ocean lists it at HK$33,706. 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

0.90
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2427371288
Dimensions6.38 × 4.91 × 3.25 mm
L/W Ratio1.30
Top View
6.38 mm4.91 mm0.90 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2427371288
Side View
Table 64.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 66.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$33,706 HKD|Low: HK$13,841 HKD|High: HK$33,903 HKD|Avg: HK$19,158 HKD|-0.6%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 12HK$13,841 HKD
Retailer 9HK$14,147 HKD
Retailer 4HK$14,335 HKD
Retailer 11HK$14,382 HKD
Retailer 16HK$14,515 HKD
Retailer 7HK$14,929 HKD
Retailer 19HK$16,124 HKD
Retailer 15HK$17,363 HKD
Retailer 20HK$17,434 HKD
Retailer 6HK$18,305 HKD
Retailer 3HK$18,438 HKD
Retailer 21HK$18,438 HKD
Retailer 13HK$19,063 HKD
Retailer 5HK$19,066 HKD
Retailer 14HK$20,023 HKD
Retailer 8HK$21,161 HKD
Retailer 2HK$22,392 HKD
Retailer 10HK$25,167 HKD
Retailer 18HK$25,836 HKD
Retailer 17HK$30,691 HKD
Moon OceanHK$33,706 HKD

41 data points across 21 retailers

22 retailersHK$13,841 HKD to HK$33,706 HKD

B+
Cheapest Retailer
-
HK$13,841 HKD
$1,764 USD
Final sale: no returns
B+
Retailer 2
-
HK$14,147 HKD
$1,803 USD
View
B+
Retailer 3
-
HK$14,335 HKD
$1,827 USD
View
B+
Retailer 4
-
HK$14,382 HKD
$1,833 USD
View
B+
Retailer 5
-
HK$14,515 HKD
$1,850 USD
View
B+
Retailer 6
-
HK$14,929 HKD
$1,903 USD
View
B+
Retailer 7
-
HK$16,124 HKD
$2,055 USD
View
B
Retailer 8
-
HK$17,363 HKD
$2,213 USD
View
B
Retailer 9
-
HK$17,434 HKD
$2,222 USD
View
B
Retailer 10
-
HK$18,305 HKD
$2,333 USD
View
B
Retailer 11
-
HK$18,438 HKD
$2,350 USD
View
B
Retailer 12
-
HK$18,438 HKD
$2,350 USD
View
B
Retailer 13
-
HK$19,063 HKD
£1,913 GBP
View
B
Retailer 14
-
HK$19,066 HKD
$2,430 USD
View
B
Retailer 15
-
HK$20,023 HKD
$2,552 USD
View
B
Retailer 16
-
HK$20,183 HKD
CA$3,573 CAD
View
B
Retailer 17
-
HK$21,161 HKD
$2,697 USD
View
B
Retailer 18
-
HK$22,392 HKD
€2,718 EUR
View
B
Retailer 19
-
HK$25,167 HKD
$3,208 USD
View
B
Retailer 20
-
HK$25,836 HKD
ZAR 53,197 ZAR
View
B
Retailer 21
-
HK$30,691 HKD
£3,080 GBP
View
Most Expensive
B
Moon Ocean
NVN-995D74AD5-288 · Nov 2
HK$33,706 HKD
£3,383 GBP
View
21 more retailers have this diamond
Prices start from HK$13,841 HKDSave up to HK$19,865 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+
0.90ct Cushion
HK$13,841 HKD