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Oval|Natural|GIA

0.90ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6551062852

Certificate GIA 6551062852

Diamond specifications and retailer prices

From £955 GBP
HK$10,000 HKD
As of October 31, 2026
Save £1,934 GBP (67%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,889 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural oval diamond

This 0.9ct natural oval sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551062852. Listed at 23 retailers as of October 30, 2026, with prices from £955 to £2,889, a £1,934 spread on the same certified stone. NZ Jewellers lists it at £2,889. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551062852
Dimensions7.85 × 5.41 × 3.18 mm
L/W Ratio1.45
Top View
7.85 mm5.41 mm0.90 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551062852
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.7%

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: £2,889 GBP|Low: £888 GBP|High: £2,889 GBP|Avg: £1,504 GBP|+3.0%
NZ Jewellers
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 17£955 GBP
Retailer 4£990 GBP
Retailer 16£1,050 GBP
Retailer 18£1,101 GBP
Retailer 2£1,136 GBP
Retailer 12£1,139 GBP
Retailer 6£1,146 GBP
Retailer 15£1,149 GBP
Retailer 14£1,154 GBP
Retailer 9£1,248 GBP
Retailer 10£1,324 GBP
Retailer 13£1,327 GBP
Retailer 7£1,357 GBP
Retailer 3£1,617 GBP
Retailer 20£1,747 GBP
Retailer 8£1,845 GBP
Retailer 19£2,023 GBP
Retailer 11£2,026 GBP
Retailer 5£2,286 GBP
NZ Jewellers£2,889 GBP

21 data points across 20 retailers

23 retailers£955 GBP to £2,889 GBP

A
Cheapest Retailer
-
£955 GBP
HK$10,000 HKD
A
Retailer 2
-
£990 GBP
$1,326 USD
View
Final sale: no returns
A
Retailer 3
-
£1,050 GBP
$1,407 USD
View
B+
Retailer 4
-
£1,101 GBP
$1,475 USD
View
B+
Retailer 5
-
£1,136 GBP
€1,449 EUR
View
Retailer 6
-
£1,139 GBP
$1,526 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
£1,146 GBP
$1,535 USD
View
B+
Retailer 8
-
£1,149 GBP
$1,540 USD
View
B+
Retailer 9
-
£1,154 GBP
$1,546 USD
View
Retailer 10
-
£1,248 GBP
SGD 2,259 SGD
View
Price last confirmed 9 days ago
Retailer 11
-
£1,324 GBP
$1,774 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,327 GBP
View
Retailer 13
-
£1,357 GBP
$1,818 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
£1,420 GBP
A$2,928 AUD
View
Retailer 15
-
£1,500 GBP
A$3,093 AUD
View
Price last confirmed 26 days ago
B
Retailer 16
-
£1,617 GBP
€2,063 EUR
View
B
Retailer 17
-
£1,747 GBP
ZAR 37,813 ZAR
View
Retailer 18
-
£1,845 GBP
$2,473 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
£2,023 GBP
$2,710 USD
View
B
Retailer 20
-
£2,026 GBP
View
B
Retailer 21
-
£2,286 GBP
View
Retailer 22
-
£2,805 GBP
$3,758 USD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
1af08c26-6089-4b78-bb4c-d21a69e979e2 · Oct 30
£2,889 GBP
$3,871 USD
View
22 more retailers have this diamond
Prices start from £955 GBPSave up to £1,934 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 Oval
£955 GBP