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Round|Natural|GIA

1.51ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 6561676300

Certificate GIA 6561676300

Diamond specifications and retailer prices

From $2,861 SGD
As of November 6, 2026
Save $5,169 SGD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,030 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561676300. Listed at 13 retailers as of November 5, 2026, with prices from $2,861 to $8,030, a $5,169 spread on the same certified stone. NZ Jewellers lists it at $8,030. 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

1.51
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6561676300
Dimensions7.24 × 7.30 × 4.62 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Twinning Wisp, Feather, Needle, Natural
Top View
7.24 mm7.30 mm1.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561676300
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.5%

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: Nov 6
Current: $8,030 SGD|Low: $2,861 SGD|High: $8,030 SGD|Avg: $4,294 SGD|+15.0%
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
November 6, 2026
Retailer 11$2,861 SGD
Retailer 9$3,440 SGD
Retailer 4$3,455 SGD
Retailer 5$3,689 SGD
Retailer 8$3,841 SGD
Retailer 10$3,989 SGD
Retailer 3$4,009 SGD
Retailer 6$4,022 SGD
Retailer 13$4,302 SGD
Retailer 12$4,432 SGD
Retailer 7$4,460 SGD
Retailer 2$5,070 SGD
NZ Jewellers$8,030 SGD

12 data points across 13 retailers

13 retailers$2,861 SGD to $8,030 SGD

A
Cheapest Retailer
-
$2,861 SGD
B+
Retailer 2
-
$3,440 SGD
View
B+
Retailer 3
-
$3,455 SGD
View
B+
Retailer 4
-
$3,689 SGD
View
B+
Retailer 5
-
$3,841 SGD
View
B+
Retailer 6
-
$3,989 SGD
View
Retailer 7
-
$4,009 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$4,022 SGD
View
B+
Retailer 9
-
$4,302 SGD
View
B+
Retailer 10
-
$4,432 SGD
View
B+
Retailer 11
-
$4,460 SGD
View
B
Retailer 12
-
$5,070 SGD
View
Most Expensive
C
NZ Jewellers
16af0689-024b-484a-978b-e88b7ce78d30 · Nov 5
$8,030 SGD
$6,287 USD
View
12 more retailers have this diamond
Prices start from $2,861 SGDSave up to $5,169 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.

A
1.51ct Round
$2,861 SGD