Marquise|Natural|GIA

1.50ct L SI2 Marquise Natural Diamond

EX • L/SI2 • GIA 7556966515

Certificate GIA 7556966515

Diamond specifications and retailer prices

From $2,904 USD
As of November 6, 2026
7 retailers carry this diamond
Most expensive: $4,257 USD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556966515. Listed at 7 retailers as of November 6, 2026. 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
L
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556966515
Dimensions10.94 × 5.96 × 3.79 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Natural
Top View
10.94 mm5.96 mm1.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7556966515
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $4,257 USD|Low: $2,291 USD|High: $4,293 USD|Avg: $2,922 USD|+14.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 9$2,291 USD
Retailer 8$2,353 USD
Retailer 5$2,535 USD
Retailer 3$2,790 USD
Retailer 2$2,835 USD
Retailer 7$2,904 USD
Retailer 10$3,073 USD
Retailer 6$3,173 USD
Retailer 4$3,532 USD
77 Diamonds$4,257 USD

31 data points across 10 retailers

7 retailers

Retailer 1
-
$2,291 USD
Price last confirmed 63 days ago
Retailer 2
-
$2,535 USD
View
Price last confirmed 30 days ago
Retailer 3
-
$2,790 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$2,835 USD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$2,904 USD
View
Retailer 6
-
$3,173 USD
View
Price last confirmed 30 days ago
Most Expensive
77 Diamonds
MQMBGXJKMW2P · Oct 28
$4,257 USD
£3,352 GBP
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $2,904 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.

B+
1.50ct Marquise
$2,904 USD