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Oval|Natural|GIA

1.50ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 1558836562

Certificate GIA 1558836562

Diamond specifications and retailer prices

From £2,770 GBP
HK$29,000 HKD
As of October 31, 2026
Save £3,784 GBP (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £6,554 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded H 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 1558836562. Listed at 18 retailers as of October 28, 2026, with prices from £2,770 to £6,554, a £3,784 spread on the same certified stone. Queensmith lists it at £6,554. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558836562
Dimensions9.02 × 6.46 × 4.05 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Knot, Cloud, Feather, Needle, Indented Natural
Top View
9.02 mm6.46 mm1.50 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1558836562
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.7%

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: £6,554 GBP|Low: £2,742 GBP|High: £6,630 GBP|Avg: £4,102 GBP|+1.3%
Queensmith
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
October 31, 2026
Retailer 10£2,770 GBP
Retailer 2£2,951 GBP
Retailer 9£3,311 GBP
Retailer 6£3,407 GBP
Retailer 5£3,517 GBP
Retailer 12£3,587 GBP
Retailer 13£3,670 GBP
Retailer 7£3,691 GBP
Retailer 8£3,691 GBP
Retailer 16£3,691 GBP
Retailer 3£3,754 GBP
Retailer 15£3,804 GBP
Retailer 11£4,177 GBP
Retailer 4£4,259 GBP
Retailer 14£5,911 GBP
Retailer 17£6,430 GBP
Queensmith£6,554 GBP

21 data points across 17 retailers

18 retailers£2,770 GBP to £6,554 GBP

A
Cheapest Retailer
-
£2,770 GBP
HK$29,000 HKD
A
Retailer 2
-
£2,951 GBP
₹376,604 INR
View
A
Retailer 3
-
£3,311 GBP
SGD 5,995 SGD
View
A
Retailer 4
-
£3,407 GBP
$4,565 USD
View
Final sale: no returns
A
Retailer 5
-
£3,442 GBP
$4,612 USD
View
A
Retailer 6
-
£3,517 GBP
SGD 6,369 SGD
View
A
Retailer 7
-
£3,587 GBP
View
A
Retailer 8
-
£3,670 GBP
View
A
Retailer 9
-
£3,691 GBP
$4,946 USD
View
A
Retailer 10
-
£3,691 GBP
$4,946 USD
View
A
Retailer 11
-
£3,691 GBP
$4,946 USD
View
A
Retailer 12
-
£3,754 GBP
$5,030 USD
View
A
Retailer 13
-
£3,804 GBP
$5,097 USD
View
B+
Retailer 14
-
£4,177 GBP
€5,330 EUR
View
B+
Retailer 15
-
£4,259 GBP
$5,706 USD
View
B+
Retailer 16
-
£5,911 GBP
View
B
Retailer 17
-
£6,430 GBP
$8,616 USD
View
Most Expensive
B
Queensmith
1558836562 · Oct 28
£6,554 GBP
View
17 more retailers have this diamond
Prices start from £2,770 GBPSave up to £3,784 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
1.50ct Oval
£2,770 GBP