CaratHunter
Plans
Oval|Natural|GIA

0.90ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 6545851091

Certificate GIA 6545851091

Diamond specifications and retailer prices

From £630 GBP
HK$6,600 HKD
As of October 31, 2026
Save £1,605 GBP (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,236 GBP at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.9ct natural oval diamond

This 0.9ct natural oval sits in the just-under-one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545851091. Listed at 11 retailers as of October 30, 2026, with prices from £630 to £2,236, a £1,605 spread on the same certified stone. Moon Ocean lists it at £2,236. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle36.76°
OriginNatural
Grading LabGIA
CertificateGIA 6545851091
Dimensions7.43 × 5.36 × 3.45 mm
L/W Ratio1.39
Top View
7.43 mm5.36 mm0.90 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545851091
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 36.76°Culet: NoneDepth 64.3%

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: £2,236 GBP|Low: £630 GBP|High: £2,394 GBP|Avg: £1,298 GBP|-6.6%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6£630 GBP
Retailer 10£878 GBP
Retailer 11£900 GBP
Retailer 3£907 GBP
Retailer 9£912 GBP
Retailer 4£971 GBP
Retailer 8£1,222 GBP
Retailer 2£1,567 GBP
Retailer 7£1,618 GBP
Retailer 5£2,101 GBP
Moon Ocean£2,236 GBP

38 data points across 11 retailers

11 retailers£630 GBP to £2,236 GBP

A
Cheapest Retailer
-
£630 GBP
HK$6,600 HKD
A
Retailer 2
-
£878 GBP
$1,177 USD
View
A
Retailer 3
-
£900 GBP
SGD 1,629 SGD
View
A
Retailer 4
-
£907 GBP
$1,215 USD
View
A
Retailer 5
-
£912 GBP
$1,222 USD
View
A
Retailer 6
-
£971 GBP
$1,301 USD
View
B+
Retailer 7
-
£1,222 GBP
€1,559 EUR
View
B+
Retailer 8
-
£1,567 GBP
€2,000 EUR
View
B+
Retailer 9
-
£1,618 GBP
View
B
Retailer 10
-
£2,101 GBP
$2,815 USD
View
Most Expensive
B
Moon Ocean
NVN-09FD189EF-091 · Oct 30
£2,236 GBP
View
10 more retailers have this diamond
Prices start from £630 GBPSave up to £1,605 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
£630 GBP