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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6552687684

Certificate GIA 6552687684

Diamond specifications and retailer prices

From $4,817 USD
As of October 30, 2026
Save $5,821 USD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,638 USD at NZ Jewellers · As of October 30, 2026
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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552687684. Listed at 20 retailers as of October 30, 2026, with prices from $4,817 to $10,638, a $5,821 spread on the same certified stone. NZ Jewellers lists it at $10,638. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552687684
Dimensions7.38 × 7.41 × 4.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Twinning Wisp
Top View
7.38 mm7.41 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552687684
Side View
Table 56.0%Crown 31.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

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: $10,638 USD|Low: $4,817 USD|High: $10,638 USD|Avg: $6,541 USD
NZ Jewellers
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 31, 2026
Retailer 6$4,817 USD
Retailer 10$4,875 USD
Retailer 4$5,318 USD
Retailer 3$5,762 USD
Retailer 11$5,762 USD
Retailer 12$5,762 USD
Retailer 8$5,927 USD
Retailer 5$6,021 USD
Retailer 2$6,061 USD
Retailer 13$6,649 USD
Retailer 7$6,950 USD
Retailer 9$9,421 USD
NZ Jewellers$10,638 USD

35 data points across 13 retailers

20 retailers$4,817 USD to $10,638 USD

A
Cheapest Retailer
-
$4,817 USD
Retailer 2
-
$4,875 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$5,025 USD
View
Retailer 4
-
$5,050 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$5,318 USD
View
Final sale: no returns
A
Retailer 6
-
$5,689 USD
View
A
Retailer 7
-
$5,762 USD
View
A
Retailer 8
-
$5,762 USD
View
A
Retailer 9
-
$5,762 USD
View
A
Retailer 10
-
$5,927 USD
£4,667 GBP
View
A
Retailer 11
-
$6,021 USD
View
A
Retailer 12
-
$6,061 USD
£4,772 GBP
View
B+
Retailer 13
-
$6,430 USD
View
B+
Retailer 14
-
$6,430 USD
View
B+
Retailer 15
-
$6,640 USD
View
B+
Retailer 16
-
$6,649 USD
View
B+
Retailer 17
-
$6,950 USD
€6,619 EUR
View
Retailer 18
-
$7,012 USD
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$9,421 USD
£7,418 GBP
View
Most Expensive
B
NZ Jewellers
6aa90f12-10cb-44a1-aaa7-1b2223598626 · Oct 30
$10,638 USD
View
19 more retailers have this diamond
Prices start from $4,817 USDSave up to $5,821 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 Round
$4,817 USD