Round|Natural|GIA

0.40ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 7551635560

Certificate GIA 7551635560

Diamond specifications and retailer prices

From $174 USD
As of November 5, 2026
Save $955 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,129 USD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551635560. Listed at 11 retailers as of November 4, 2026, with prices from $174 to $1,129, a $955 spread on the same certified stone. NZ Jewellers lists it at $1,129. 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

0.40
Carat
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551635560
Dimensions4.74 × 4.76 × 2.94 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Top View
4.74 mm4.76 mm0.40 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551635560
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.9%

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 5
Current: $1,129 USD|Low: $174 USD|High: $1,293 USD|Avg: $439 USD|-12.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$174 USD
Retailer 9$270 USD
Retailer 3$294 USD
Retailer 4$298 USD
Retailer 11$379 USD
Retailer 6$383 USD
Retailer 8$388 USD
Retailer 10$417 USD
Retailer 5$427 USD
Retailer 12$490 USD
Retailer 2$501 USD
NZ Jewellers$1,129 USD

19 data points across 12 retailers

11 retailers$174 USD to $1,129 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$270 USD
View
Retailer 3
-
$294 USD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$379 USD
View
B+
Retailer 5
-
$383 USD
View
B+
Retailer 6
-
$388 USD
View
B+
Retailer 7
-
$417 USD
View
B+
Retailer 8
-
$427 USD
View
Retailer 9
-
$490 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$501 USD
View
Most Expensive
B
NZ Jewellers
de79bca4-512a-44b1-97c6-d53e69f4c36f · Nov 4
$1,129 USD
View
10 more retailers have this diamond
Prices start from $174 USDSave up to $955 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
0.40ct Round
$174 USD