Oval|Natural|GIA

1.50ct F SI1 Oval Natural Diamond

ID • F/SI1 • GIA 3545261072

Certificate GIA 3545261072

Diamond specifications and retailer prices

From £6,702 GBP
$8,994 USD
As of November 2, 2026
Save £4,277 GBP (39%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £10,980 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded F 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 3545261072. Listed at 17 retailers as of October 30, 2026, with prices from £6,702 to £10,980, a £4,277 spread on the same certified stone. NZ Jewellers lists it at £10,980. 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

1.50
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3545261072
Dimensions8.78 × 6.31 × 4.07 mm
L/W Ratio1.39
Top View
8.78 mm6.31 mm1.50 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545261072
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NDepth 64.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £10,980 GBP|Low: £5,489 GBP|High: £10,980 GBP|Avg: £8,243 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8£7,204 GBP
Retailer 12£7,238 GBP
Retailer 4£7,271 GBP
Retailer 11£7,272 GBP
Retailer 6£7,370 GBP
Retailer 3£7,877 GBP
Retailer 2£7,999 GBP
Retailer 7£8,298 GBP
Retailer 5£9,090 GBP
Retailer 9£9,678 GBP
Retailer 10£10,343 GBP
NZ Jewellers£10,980 GBP

31 data points across 12 retailers

17 retailers£6,702 GBP to £10,980 GBP

B+
Cheapest Retailer
-
£6,702 GBP
$8,994 USD
B+
Retailer 2
-
£6,726 GBP
$9,026 USD
View
B+
Retailer 3
-
£6,747 GBP
$9,054 USD
View
B+
Retailer 4
-
£7,199 GBP
$9,660 USD
View
B+
Retailer 5
-
£7,204 GBP
View
Retailer 6
-
£7,238 GBP
A$14,943 AUD
View
Price last confirmed 9 days ago
B
Retailer 7
-
£7,271 GBP
$9,757 USD
View
Final sale: no returns
B+
Retailer 8
-
£7,272 GBP
$9,758 USD
View
B+
Retailer 9
-
£7,370 GBP
View
B
Retailer 10
-
£7,866 GBP
$10,555 USD
View
B
Retailer 11
-
£7,877 GBP
$10,571 USD
View
B
Retailer 12
-
£7,999 GBP
$10,734 USD
View
B
Retailer 13
-
£8,298 GBP
€10,605 EUR
View
B
Retailer 14
-
£9,090 GBP
$12,198 USD
View
B
Retailer 15
-
£9,678 GBP
ZAR 209,809 ZAR
View
B
Retailer 16
-
£10,343 GBP
View
Most Expensive
B
NZ Jewellers
a0f4d96d-53df-449b-949c-13c5da6b5080 · Oct 30
£10,980 GBP
$14,734 USD
View
16 more retailers have this diamond
Prices start from £6,702 GBPSave up to £4,277 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.

B+
1.50ct Oval
£6,702 GBP