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Round|Natural|GIA

0.40ct L SI1 Round Natural Diamond

VG • L/SI1 • GIA 6401999484

Certificate GIA 6401999484

Diamond specifications and retailer prices

From $277 SGD
As of November 6, 2026
Save $1,226 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,503 SGD 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 very-good cut grade and certified by GIA 6401999484. Listed at 12 retailers as of November 4, 2026, with prices from $277 to $1,503, a $1,226 spread on the same certified stone. NZ Jewellers lists it at $1,503. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6401999484
Dimensions4.66 × 4.64 × 2.96 mm
L/W Ratio1.00
Top View
4.66 mm4.64 mm0.40 ctL / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6401999484
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: 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: $1,503 SGD|Low: $277 SGD|High: $1,531 SGD|Avg: $540 SGD|-1.8%
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
Retailer 14
November 6, 2026
Retailer 4$277 SGD
Retailer 14$332 SGD
Retailer 6$335 SGD
Retailer 10$358 SGD
Retailer 11$370 SGD
Retailer 7$413 SGD
Retailer 3$447 SGD
Retailer 13$498 SGD
Retailer 8$516 SGD
Retailer 12$558 SGD
Retailer 5$632 SGD
Retailer 9$644 SGD
Retailer 2$668 SGD
NZ Jewellers$1,503 SGD

33 data points across 14 retailers

12 retailers$277 SGD to $1,503 SGD

B+
Cheapest Retailer
-
$277 SGD
B+
Retailer 2
-
$332 SGD
View
Retailer 3
-
$358 SGD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$370 SGD
View
B+
Retailer 5
-
$413 SGD
View
B+
Retailer 6
-
$447 SGD
View
B+
Retailer 7
-
$498 SGD
View
B+
Retailer 8
-
$516 SGD
View
B
Retailer 9
-
$558 SGD
View
B
Retailer 10
-
$644 SGD
View
B
Retailer 11
-
$668 SGD
View
Most Expensive
C
NZ Jewellers
b7a9de3c-90c2-44b8-9759-4068146a5f13 · Nov 4
$1,503 SGD
$1,177 USD
View
11 more retailers have this diamond
Prices start from $277 SGDSave up to $1,226 SGD

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+
0.40ct Round
$277 SGD