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Marquise|Natural|GIA

0.90ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 6247044131

Certificate GIA 6247044131

Diamond specifications and retailer prices

From $2,815 SGD
HK$17,200 HKD
As of November 1, 2026
Save $6,297 SGD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,112 SGD at Moon Ocean · As of November 1, 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 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 6247044131. Listed at 20 retailers as of November 1, 2026, with prices from $2,815 to $9,112, a $6,297 spread on the same certified stone. Moon Ocean lists it at $9,112. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6247044131
Dimensions9.67 × 4.95 × 3.14 mm
L/W Ratio1.95
Girdle conditionFaceted
Top View
9.67 mm4.95 mm0.90 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6247044131
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.5%

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: $9,112 SGD|Low: $2,798 SGD|High: $9,372 SGD|Avg: $4,476 SGD|-2.7%
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
November 2, 2026
Retailer 16$2,815 SGD
Retailer 3$3,055 SGD
Retailer 18$3,316 SGD
Retailer 14$3,363 SGD
Retailer 5$3,371 SGD
Retailer 9$3,500 SGD
Retailer 4$3,503 SGD
Retailer 20$3,521 SGD
Retailer 7$3,682 SGD
Retailer 2$3,689 SGD
Retailer 10$3,854 SGD
Retailer 12$3,912 SGD
Retailer 11$3,924 SGD
Retailer 6$4,141 SGD
Retailer 17$4,348 SGD
Retailer 15$5,626 SGD
Retailer 8$5,702 SGD
Retailer 13$6,379 SGD
Retailer 19$7,975 SGD
Moon Ocean$9,112 SGD

24 data points across 20 retailers

20 retailers$2,815 SGD to $9,112 SGD

A
Cheapest Retailer
-
$2,815 SGD
HK$17,200 HKD
A
Retailer 2
-
$3,055 SGD
$2,390 USD
View
B+
Retailer 3
-
$3,316 SGD
A$3,991 AUD
View
B+
Retailer 4
-
$3,363 SGD
€2,505 EUR
View
B+
Retailer 5
-
$3,371 SGD
$2,637 USD
View
B+
Retailer 6
-
$3,500 SGD
$2,738 USD
View
B+
Retailer 7
-
$3,503 SGD
$2,740 USD
View
B+
Retailer 8
-
$3,521 SGD
$2,754 USD
View
Final sale: no returns
B+
Retailer 9
-
$3,682 SGD
$2,880 USD
View
B+
Retailer 10
-
$3,689 SGD
£2,272 GBP
View
B+
Retailer 11
-
$3,854 SGD
$3,014 USD
View
B+
Retailer 12
-
$3,912 SGD
$3,060 USD
View
B+
Retailer 13
-
$3,924 SGD
View
Retailer 14
-
$4,154 SGD
A$5,000 AUD
View
Price last confirmed 25 days ago
B+
Retailer 15
-
$4,348 SGD
€3,239 EUR
View
B
Retailer 16
-
$5,626 SGD
ZAR 71,096 ZAR
View
B
Retailer 17
-
$5,702 SGD
$4,460 USD
View
B
Retailer 18
-
$6,379 SGD
£3,929 GBP
View
B
Retailer 19
-
$7,975 SGD
$6,238 USD
View
Most Expensive
B
Moon Ocean
NVN-05AACC00F-131 · Nov 1
$9,112 SGD
£5,612 GBP
View
19 more retailers have this diamond
Prices start from $2,815 SGDSave up to $6,297 SGD

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
$2,815 SGD