Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1498344491

Certificate GIA 1498344491

Diamond specifications and retailer prices

From $10,201 USD
Save $8,282 USD (45%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $18,483 USD at NZ Jewellers
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round 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 and certified by GIA 1498344491. Listed at 21 retailers, with prices from $10,201 to $18,483 at NZ Jewellers, a $8,282 spread on the same certified stone. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1498344491
Dimensions7.30 × 7.27 × 4.53 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Top View
7.30 mm7.27 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1498344491
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $12,121 USD|Low: $10,201 USD|High: $17,277 USD|Avg: $12,422 USD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 1, 2026
Retailer 10$10,201 USD
Retailer 4$10,982 USD
Retailer 12$11,054 USD
Retailer 2$11,085 USD
Retailer 8$11,261 USD
Retailer 11$11,358 USD
Retailer 13$12,050 USD
Retailer 1$12,121 USD
Retailer 5$12,261 USD
Retailer 3$13,584 USD
Retailer 7$13,700 USD
Retailer 6$15,989 USD
Retailer 9$17,277 USD

37 data points across 13 retailers

21 retailers$10,201 USD to $18,483 USD

B+
Cheapest Retailer
-
$10,201 USD
B+
Retailer 2
-
$10,982 USD
View
B+
Retailer 3
-
$11,054 USD
View
Price last confirmed 32 days ago
B+
Retailer 4
-
$11,085 USD
View
B+
Retailer 5
-
$11,286 USD
£8,886 GBP
View
B+
Retailer 6
-
$11,358 USD
View
B+
Retailer 7
-
$12,050 USD
View
B+
Retailer 8
-
$12,121 USD
A$18,648 AUD
View
B+
Retailer 9
-
$12,241 USD
View
B
Retailer 10
-
$12,390 USD
View
Price last confirmed 13 days ago
B
Retailer 11
-
$12,390 USD
View
B
Retailer 12
-
$12,800 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$13,057 USD
View
B
Retailer 14
-
$13,261 USD
View
B
Retailer 15
-
$13,584 USD
View
B
Retailer 16
-
$13,700 USD
€13,048 EUR
View
B
Retailer 17
-
$13,771 USD
View
B
Retailer 18
-
$15,989 USD
ZAR 258,308 ZAR
View
B
Retailer 19
-
$16,470 USD
View
B
Retailer 20
-
$17,277 USD
£13,604 GBP
View
Most Expensive
B
NZ Jewellers
9f427d29-e339-4aab-a376-313aca558902 · Sep 28
$18,483 USD
View
20 more retailers have this diamond
Prices start from $10,201 USDSave up to $8,282 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.

B+
1.50ct Round
$10,201 USD