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Marquise|Natural|GIA

0.90ct E SI2 Marquise Natural Diamond

ID • E/SI2 • GIA 1559966284

Certificate GIA 1559966284

Diamond specifications and retailer prices

From HK$13,357 HKD
As of October 31, 2026
Save HK$32,747 HKD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$46,104 HKD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559966284. Listed at 18 retailers as of October 30, 2026, with prices from HK$13,357 to HK$46,104, a HK$32,747 spread on the same certified stone. Moon Ocean lists it at HK$46,104. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1559966284
Dimensions9.88 × 4.96 × 3.00 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
9.88 mm4.96 mm0.90 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559966284
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 60.4%

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$46,104 HKD|Low: HK$13,256 HKD|High: HK$48,296 HKD|Avg: HK$22,494 HKD|-4.5%
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
October 31, 2026
Retailer 9HK$13,357 HKD
Retailer 2HK$13,904 HKD
Retailer 14HK$16,105 HKD
Retailer 3HK$16,390 HKD
Retailer 6HK$17,261 HKD
Retailer 4HK$17,763 HKD
Retailer 15HK$17,763 HKD
Retailer 5HK$18,544 HKD
Retailer 16HK$18,854 HKD
Retailer 10HK$19,492 HKD
Retailer 8HK$20,493 HKD
Retailer 11HK$22,177 HKD
Retailer 12HK$31,287 HKD
Retailer 13HK$31,835 HKD
Retailer 7HK$37,134 HKD
Moon OceanHK$46,104 HKD

25 data points across 16 retailers

18 retailersHK$13,357 HKD to HK$46,104 HKD

A
Cheapest Retailer
-
HK$13,357 HKD
A
Retailer 2
-
HK$13,904 HKD
₹168,783 INR
View
A
Retailer 3
-
HK$16,105 HKD
SGD 2,774 SGD
View
A
Retailer 4
-
HK$16,390 HKD
$2,089 USD
View
Final sale: no returns
A
Retailer 5
-
HK$17,261 HKD
$2,200 USD
View
A
Retailer 6
-
HK$17,339 HKD
$2,210 USD
View
Retailer 7
-
HK$17,763 HKD
$2,264 USD
View
Price last confirmed 13 days ago
Retailer 8
-
HK$17,763 HKD
$2,264 USD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
HK$18,544 HKD
SGD 3,194 SGD
View
B+
Retailer 10
-
HK$18,854 HKD
$2,403 USD
View
Retailer 11
-
HK$19,340 HKD
$2,465 USD
View
Price last confirmed 30 days ago
B+
Retailer 12
-
HK$19,492 HKD
£1,956 GBP
View
Retailer 13
-
HK$20,493 HKD
$2,612 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
HK$22,177 HKD
€2,692 EUR
View
B
Retailer 15
-
HK$31,287 HKD
£3,140 GBP
View
B
Retailer 16
-
HK$31,835 HKD
£3,195 GBP
View
Retailer 17
-
HK$37,134 HKD
$4,733 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Moon Ocean
NVN-79F9C0DC4-284 · Oct 30
HK$46,104 HKD
£4,627 GBP
View
17 more retailers have this diamond
Prices start from HK$13,357 HKDSave up to HK$32,747 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
0.90ct Marquise
HK$13,357 HKD