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Marquise|Natural|GIA

0.90ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6541939202

Certificate GIA 6541939202

Diamond specifications and retailer prices

From £1,776 GBP
$2,379 USD
As of October 30, 2026
Save £3,372 GBP (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,148 GBP 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 30, 2026, with prices from £1,776 to £5,148, a £3,372 spread on the same certified stone. Moon Ocean lists it at £5,148. 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
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 30
Current: £5,148 GBP|Low: £1,309 GBP|High: £5,199 GBP|Avg: £2,209 GBP|-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£1,309 GBP
Retailer 6£1,347 GBP
Retailer 9£1,570 GBP
Retailer 12£1,752 GBP
Retailer 7£1,761 GBP
Retailer 10£1,774 GBP
Retailer 19£1,776 GBP
Retailer 15£1,830 GBP
Retailer 3£1,831 GBP
Retailer 5£1,833 GBP
Retailer 14£1,858 GBP
Retailer 18£1,983 GBP
Retailer 21£1,983 GBP
Retailer 16£2,059 GBP
Retailer 20£2,288 GBP
Retailer 13£2,473 GBP
Retailer 4£2,540 GBP
Retailer 8£2,555 GBP
Retailer 2£3,493 GBP
Retailer 17£4,146 GBP
Moon Ocean£5,148 GBP

37 data points across 21 retailers

10 retailers£1,776 GBP to £5,148 GBP

A
Cheapest Retailer
-
£1,776 GBP
$2,379 USD
B+
Retailer 2
-
£1,830 GBP
$2,452 USD
View
Final sale: no returns
B+
Retailer 3
-
£1,831 GBP
$2,454 USD
View
B+
Retailer 4
-
£1,983 GBP
$2,657 USD
View
B+
Retailer 5
-
£2,059 GBP
$2,759 USD
View
B
Retailer 6
-
£2,288 GBP
$3,066 USD
View
B+
Retailer 7
-
£2,473 GBP
€3,156 EUR
View
B
Retailer 8
-
£3,493 GBP
View
B
Retailer 9
-
£4,146 GBP
$5,555 USD
View
Most Expensive
B
Moon Ocean
NVN-482B168A0-202 · Oct 30
£5,148 GBP
View
9 more retailers have this diamond
Prices start from £1,776 GBPSave up to £3,372 GBP

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
£1,776 GBP