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Round|Natural|GIA

1.00ct M I1 Round Natural Diamond

EX • M/I1 • GIA 5416188934

Certificate GIA 5416188934

Diamond specifications and retailer prices

From $1,320 NZD
As of November 4, 2026
Save $4,198 NZD (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,518 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5416188934. Listed at 9 retailers as of November 4, 2026, with prices from $1,320 to $5,518, a $4,198 spread on the same certified stone. NZ Jewellers lists it at $5,518. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
M
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5416188934
Dimensions6.38 × 6.41 × 3.98 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.38 mm6.41 mm1.00 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5416188934
Side View
Table 57.0%Crown 35.5°GirdlePavilion 41°Culet: NoneDepth 62.2%

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 4
Current: $2,259 NZD|Low: $1,297 NZD|High: $6,651 NZD|Avg: $2,662 NZD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 2$1,320 NZD
Retailer 5$1,720 NZD
Retailer 3$1,959 NZD
Retailer 4$2,092 NZD
Retailer 1$2,259 NZD
Retailer 7$2,503 NZD
Retailer 6$6,651 NZD

19 data points across 7 retailers

9 retailers$1,320 NZD to $5,518 NZD

B+
Cheapest Retailer
-
$1,320 NZD
B+
Retailer 2
-
$1,720 NZD
View
Retailer 3
-
$1,759 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,759 NZD
View
B+
Retailer 5
-
$1,827 NZD
View
B+
Retailer 6
-
$2,030 NZD
View
B+
Retailer 7
-
$2,259 NZD
View
B
Retailer 8
-
$2,503 NZD
View
Most Expensive
C
NZ Jewellers
8e7c97dd-efd0-476e-bbad-a18824c8bf44 · Nov 5
$5,518 NZD
$3,102 USD
View
8 more retailers have this diamond
Prices start from $1,320 NZDSave up to $4,198 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.

B+
1.00ct Round
$1,320 NZD