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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 $3,674 USD
HK$28,700 HKD
As of October 30, 2026
Save $5,108 USD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,782 USD 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 $3,674 to $8,782, a $5,108 spread on the same certified stone. Queensmith lists it at $8,782. 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
Color
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 30
Current: $8,782 USD|Low: $3,674 USD|High: $8,884 USD|Avg: $5,528 USD|+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 30, 2026
Retailer 5$3,674 USD
Retailer 2$3,968 USD
Retailer 9$4,436 USD
Retailer 6$4,565 USD
Retailer 4$4,713 USD
Retailer 10$4,806 USD
Retailer 11$4,918 USD
Retailer 7$4,946 USD
Retailer 8$4,946 USD
Retailer 15$4,946 USD
Retailer 17$5,030 USD
Retailer 14$5,097 USD
Retailer 13$5,588 USD
Retailer 3$5,706 USD
Retailer 12$7,920 USD
Retailer 16$8,616 USD
Queensmith$8,782 USD

20 data points across 17 retailers

18 retailers$3,674 USD to $8,782 USD

A
Cheapest Retailer
-
$3,674 USD
HK$28,700 HKD
A
Retailer 2
-
$3,968 USD
₹377,915 INR
View
A
Retailer 3
-
$4,436 USD
SGD 5,995 SGD
View
A
Retailer 4
-
$4,565 USD
View
Final sale: no returns
A
Retailer 5
-
$4,612 USD
View
A
Retailer 6
-
$4,713 USD
SGD 6,369 SGD
View
A
Retailer 7
-
$4,806 USD
£3,784 GBP
View
A
Retailer 8
-
$4,918 USD
£3,872 GBP
View
A
Retailer 9
-
$4,946 USD
View
A
Retailer 10
-
$4,946 USD
View
A
Retailer 11
-
$4,946 USD
View
A
Retailer 12
-
$5,030 USD
View
A
Retailer 13
-
$5,097 USD
View
B+
Retailer 14
-
$5,588 USD
€5,322 EUR
View
B+
Retailer 15
-
$5,706 USD
View
B+
Retailer 16
-
$7,920 USD
£6,236 GBP
View
B
Retailer 17
-
$8,616 USD
View
Most Expensive
B
Queensmith
1558836562 · Oct 28
$8,782 USD
£6,915 GBP
View
17 more retailers have this diamond
Prices start from $3,674 USDSave up to $5,108 USD

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
$3,674 USD