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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 $2,202 USD
HK$17,200 HKD
As of November 1, 2026
Save $4,926 USD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,128 USD 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 $2,202 to $7,128, a $4,926 spread on the same certified stone. Moon Ocean lists it at $7,128. 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
Color
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: $7,128 USD|Low: $2,189 USD|High: $7,353 USD|Avg: $3,512 USD|-3.1%
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 1, 2026
Retailer 16$2,202 USD
Retailer 3$2,390 USD
Retailer 18$2,594 USD
Retailer 13$2,630 USD
Retailer 5$2,637 USD
Retailer 9$2,738 USD
Retailer 4$2,740 USD
Retailer 20$2,754 USD
Retailer 7$2,880 USD
Retailer 14$2,910 USD
Retailer 10$3,014 USD
Retailer 12$3,060 USD
Retailer 11$3,070 USD
Retailer 6$3,239 USD
Retailer 17$3,401 USD
Retailer 15$4,401 USD
Retailer 8$4,460 USD
Retailer 2$4,990 USD
Retailer 19$6,238 USD
Moon Ocean$7,128 USD

23 data points across 20 retailers

20 retailers$2,202 USD to $7,128 USD

A
Cheapest Retailer
-
$2,202 USD
HK$17,200 HKD
A
Retailer 2
-
$2,390 USD
View
B+
Retailer 3
-
$2,594 USD
A$3,991 AUD
View
B+
Retailer 4
-
$2,630 USD
€2,505 EUR
View
B+
Retailer 5
-
$2,637 USD
View
B+
Retailer 6
-
$2,738 USD
View
B+
Retailer 7
-
$2,740 USD
View
B+
Retailer 8
-
$2,754 USD
View
Final sale: no returns
B+
Retailer 9
-
$2,880 USD
View
B+
Retailer 10
-
$2,910 USD
£2,291 GBP
View
B+
Retailer 11
-
$3,014 USD
View
B+
Retailer 12
-
$3,060 USD
View
B+
Retailer 13
-
$3,070 USD
SGD 4,148 SGD
View
Retailer 14
-
$3,250 USD
A$5,000 AUD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
$3,401 USD
€3,239 EUR
View
B
Retailer 16
-
$4,401 USD
ZAR 71,096 ZAR
View
B
Retailer 17
-
$4,460 USD
View
B
Retailer 18
-
$4,990 USD
£3,929 GBP
View
B
Retailer 19
-
$6,238 USD
View
Most Expensive
B
Moon Ocean
NVN-05AACC00F-131 · Nov 1
$7,128 USD
£5,612 GBP
View
19 more retailers have this diamond
Prices start from $2,202 USDSave up to $4,926 USD

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
$2,202 USD