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Round|Natural|GIA

1.21ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 7448193127

Certificate GIA 7448193127

Diamond specifications and retailer prices

From $2,709 NZD
As of November 6, 2026
Save $5,152 NZD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,861 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7448193127. Listed at 12 retailers as of November 5, 2026, with prices from $2,709 to $7,861, a $5,152 spread on the same certified stone. NZ Jewellers lists it at $7,861. 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

1.21
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7448193127
Dimensions6.80 × 6.75 × 4.26 mm
L/W Ratio1.01
Top View
6.80 mm6.75 mm1.21 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7448193127
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 62.9%

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: $7,861 NZD|Low: $2,686 NZD|High: $7,861 NZD|Avg: $3,803 NZD
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$2,709 NZD
Retailer 3$2,937 NZD
Retailer 2$3,168 NZD
Retailer 8$3,223 NZD
Retailer 10$3,223 NZD
Retailer 12$3,327 NZD
Retailer 9$3,371 NZD
Retailer 4$3,504 NZD
Retailer 11$3,718 NZD
Retailer 6$3,933 NZD
Retailer 5$4,365 NZD
NZ Jewellers$7,861 NZD

32 data points across 12 retailers

12 retailers$2,709 NZD to $7,861 NZD

A
Cheapest Retailer
-
$2,709 NZD
B+
Retailer 2
-
$2,937 NZD
View
B+
Retailer 3
-
$3,168 NZD
View
B+
Retailer 4
-
$3,223 NZD
View
Retailer 5
-
$3,223 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,327 NZD
View
B+
Retailer 7
-
$3,371 NZD
View
B
Retailer 8
-
$3,504 NZD
View
B
Retailer 9
-
$3,718 NZD
View
B
Retailer 10
-
$3,933 NZD
View
B
Retailer 11
-
$4,365 NZD
View
Most Expensive
C
NZ Jewellers
07d1dc1e-cb35-4c30-a369-067f9113111a · Nov 5
$7,861 NZD
$4,419 USD
View
11 more retailers have this diamond
Prices start from $2,709 NZDSave up to $5,152 NZD

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
1.21ct Round
$2,709 NZD