Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 6542576050

Certificate GIA 6542576050

Diamond specifications and retailer prices

From $6,521 USD
As of November 6, 2026
Save $1,746 USD (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,267 USD at GemTrove · As of November 6, 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 D 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 6542576050. Listed at 7 retailers as of November 6, 2026, with prices from $6,521 to $8,267, a $1,746 spread on the same certified stone. GemTrove lists it at $8,267. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6542576050
Dimensions8.88 × 6.60 × 4.01 mm
L/W Ratio1.35
Top View
8.88 mm6.60 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6542576050
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,521 USD|Low: $6,138 USD|High: $7,911 USD|Avg: $6,984 USD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$6,521 USD
Retailer 3$6,584 USD
Retailer 4$6,798 USD
Retailer 2$6,932 USD
Retailer 5$7,076 USD
Retailer 6$7,223 USD

46 data points across 6 retailers

7 retailers$6,521 USD to $8,267 USD

A
Cheapest Retailer
-
$6,521 USD
A
Retailer 2
-
$6,584 USD
View
A
Retailer 3
-
$6,798 USD
View
A
Retailer 4
-
$6,932 USD
View
A
Retailer 5
-
$7,076 USD
View
Final sale: no returns
A
Retailer 6
-
$7,223 USD
View
Most Expensive
B+
GemTrove
GT-N-01286371-98 · Nov 6
$8,267 USD
A$12,718 AUD
View
6 more retailers have this diamond
Prices start from $6,521 USDSave up to $1,746 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
$6,521 USD