CaratHunter
Plans
Marquise|Natural|GIA

0.90ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6541939202

Certificate GIA 6541939202

Diamond specifications and retailer prices

From $2,379 USD
As of October 28, 2026
Save $4,518 USD (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,897 USD 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 6541939202. Listed at 10 retailers as of October 28, 2026, with prices from $2,379 to $6,897, a $4,518 spread on the same certified stone. Moon Ocean lists it at $6,897. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle39.3°
OriginNatural
Grading LabGIA
CertificateGIA 6541939202
Dimensions9.55 × 4.97 × 3.18 mm
L/W Ratio1.92
Top View
9.55 mm4.97 mm0.90 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541939202
Side View
Table 56.0%CrownGirdle: STK-THKPavilion 39.3°Culet: NoneDepth 64.0%

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 28
Current: $6,897 USD|Low: $1,754 USD|High: $6,967 USD|Avg: $2,960 USD|-0.9%
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
October 30, 2026
Retailer 11$1,754 USD
Retailer 6$1,805 USD
Retailer 9$2,103 USD
Retailer 12$2,348 USD
Retailer 7$2,360 USD
Retailer 10$2,376 USD
Retailer 19$2,379 USD
Retailer 15$2,452 USD
Retailer 3$2,454 USD
Retailer 5$2,456 USD
Retailer 14$2,489 USD
Retailer 18$2,657 USD
Retailer 21$2,657 USD
Retailer 16$2,759 USD
Retailer 20$3,066 USD
Retailer 13$3,314 USD
Retailer 4$3,403 USD
Retailer 8$3,423 USD
Retailer 2$4,680 USD
Retailer 17$5,555 USD
Moon Ocean$6,897 USD

37 data points across 21 retailers

10 retailers$2,379 USD to $6,897 USD

A
Cheapest Retailer
-
$2,379 USD
B+
Retailer 2
-
$2,452 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,454 USD
View
B+
Retailer 4
-
$2,657 USD
View
B+
Retailer 5
-
$2,759 USD
View
B
Retailer 6
-
$3,066 USD
View
B+
Retailer 7
-
$3,314 USD
€3,156 EUR
View
B
Retailer 8
-
$4,680 USD
£3,685 GBP
View
B
Retailer 9
-
$5,555 USD
View
Most Expensive
B
Moon Ocean
NVN-482B168A0-202 · Oct 30
$6,897 USD
£5,431 GBP
View
9 more retailers have this diamond
Prices start from $2,379 USDSave up to $4,518 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
$2,379 USD