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1.20ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5242057473

Certificate GIA 5242057473

Diamond specifications and retailer prices

From $5,821 NZD
As of November 4, 2026
Save $4,733 NZD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,554 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242057473. Listed at 14 retailers as of November 4, 2026, with prices from $5,821 to $10,554, a $4,733 spread on the same certified stone. Wholesale Diamonds Direct lists it at $10,554. 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

1.20
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5242057473
Dimensions6.72 × 6.77 × 4.23 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.72 mm6.77 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5242057473
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 4
Current: $6,678 NZD|Low: $5,821 NZD|High: $11,305 NZD|Avg: $7,667 NZD|-8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Wholesale Diamonds Direct
November 6, 2026
Retailer 10$5,821 NZD
Retailer 12$5,872 NZD
Retailer 6$5,962 NZD
Retailer 11$6,222 NZD
Retailer 9$6,278 NZD
Retailer 5$6,353 NZD
Retailer 1$6,678 NZD
Retailer 2$7,423 NZD
Retailer 3$7,528 NZD
Retailer 7$7,710 NZD
Retailer 8$7,869 NZD
Retailer 13$9,817 NZD
Retailer 4$10,436 NZD
Wholesale Diamonds Direct$10,554 NZD

27 data points across 14 retailers

14 retailers$5,821 NZD to $10,554 NZD

A
Cheapest Retailer
-
$5,821 NZD
A
Retailer 2
-
$5,872 NZD
View
A
Retailer 3
-
$5,962 NZD
View
A
Retailer 4
-
$6,222 NZD
View
A
Retailer 5
-
$6,278 NZD
View
A
Retailer 6
-
$6,353 NZD
View
A
Retailer 7
-
$6,678 NZD
View
B+
Retailer 8
-
$7,423 NZD
View
B+
Retailer 9
-
$7,528 NZD
View
B+
Retailer 10
-
$7,710 NZD
View
B+
Retailer 11
-
$7,869 NZD
View
B+
Retailer 12
-
$9,817 NZD
View
B+
Retailer 13
-
$10,436 NZD
View
Most Expensive
B
Wholesale Diamonds Direct
331200828 · Nov 6
$10,554 NZD
$5,851 USD
View
13 more retailers have this diamond
Prices start from $5,821 NZDSave up to $4,733 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
1.20ct Round
$5,821 NZD