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Oval|Natural|GIA

1.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1559181453

Certificate GIA 1559181453

Diamond specifications and retailer prices

From $9,721 NZD
₹521,813 INR
As of November 1, 2026
Save $2,536 NZD (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,257 NZD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded G 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 1559181453. Listed at 8 retailers as of November 1, 2026, with prices from $9,721 to $12,257, a $2,536 spread on the same certified stone. GemTrove lists it at $12,257. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559181453
Dimensions8.70 × 6.30 × 4.09 mm
L/W Ratio1.38
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Indented Natural
Top View
8.70 mm6.30 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559181453
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.0%

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: Nov 1
Current: $9,721 NZD|Low: $9,070 NZD|High: $12,415 NZD|Avg: $10,660 NZD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 1$9,721 NZD
Retailer 3$9,832 NZD
Retailer 4$10,247 NZD
Retailer 5$10,578 NZD
Retailer 2$10,730 NZD
Retailer 7$10,790 NZD
Retailer 6$12,014 NZD

45 data points across 7 retailers

8 retailers$9,721 NZD to $12,257 NZD

A
Cheapest Retailer
-
$9,721 NZD
₹521,813 INR
A
Retailer 2
-
$9,832 NZD
SGD 7,488 SGD
View
A
Retailer 3
-
$10,247 NZD
$5,775 USD
View
B+
Retailer 4
-
$10,578 NZD
$5,962 USD
View
Final sale: no returns
A
Retailer 5
-
$10,730 NZD
£4,762 GBP
View
A
Retailer 6
-
$10,790 NZD
MYR 24,772 MYR
View
B+
Retailer 7
-
$12,014 NZD
$6,771 USD
View
Most Expensive
B+
GemTrove
GT-N-01286400-98 · Nov 2
$12,257 NZD
A$10,628 AUD
View
7 more retailers have this diamond
Prices start from $9,721 NZDSave up to $2,536 NZD

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
$9,721 NZD