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Round|Natural|GIA

1.28ct I IF Round Natural Diamond

EX • I/IF • GIA 5566053988

Certificate GIA 5566053988

Diamond specifications and retailer prices

From $7,180 NZD
As of November 4, 2026
Save $9,034 NZD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $16,213 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.28ct natural round diamond

This 1.28ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5566053988. Listed at 24 retailers as of November 4, 2026, with prices from $7,180 to $16,213, a $9,034 spread on the same certified stone. NZ Jewellers lists it at $16,213. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5566053988
Dimensions6.88 × 6.94 × 4.30 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.88 mm6.94 mm1.28 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566053988
Side View
Table 55.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.2%

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: $16,213 NZD|Low: $7,111 NZD|High: $16,213 NZD|Avg: $9,435 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 5$7,180 NZD
Retailer 2$7,562 NZD
Retailer 8$8,536 NZD
Retailer 13$8,635 NZD
Retailer 6$8,772 NZD
Retailer 15$8,879 NZD
Retailer 3$8,947 NZD
Retailer 18$9,099 NZD
Retailer 7$9,111 NZD
Retailer 14$9,350 NZD
Retailer 4$9,694 NZD
Retailer 21$9,694 NZD
Retailer 11$10,050 NZD
Retailer 10$10,244 NZD
Retailer 17$10,583 NZD
Retailer 20$10,899 NZD
Retailer 16$11,184 NZD
Retailer 19$11,298 NZD
Retailer 9$11,812 NZD
Retailer 12$13,935 NZD
Retailer 22$15,396 NZD
NZ Jewellers$16,213 NZD

45 data points across 22 retailers

24 retailers$7,180 NZD to $16,213 NZD

A
Cheapest Retailer
-
$7,180 NZD
A
Retailer 2
-
$7,562 NZD
View
A
Retailer 3
-
$8,415 NZD
View
Retailer 4
-
$8,536 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$8,635 NZD
View
Retailer 6
-
$8,772 NZD
View
Price last confirmed 8 days ago
Retailer 7
-
$8,879 NZD
View
Price last confirmed 24 days ago
A
Retailer 8
-
$8,947 NZD
View
Final sale: no returns
A
Retailer 9
-
$9,099 NZD
View
Retailer 10
-
$9,111 NZD
View
Price last confirmed 8 days ago
Retailer 11
-
$9,350 NZD
View
Price last confirmed 10 days ago
A
Retailer 12
-
$9,635 NZD
View
A
Retailer 13
-
$9,694 NZD
View
A
Retailer 14
-
$9,694 NZD
View
A
Retailer 15
-
$10,050 NZD
View
Retailer 16
-
$10,244 NZD
View
Price last confirmed 9 days ago
A
Retailer 17
-
$10,583 NZD
View
A
Retailer 18
-
$10,899 NZD
View
B+
Retailer 19
-
$11,184 NZD
View
B+
Retailer 20
-
$11,298 NZD
View
Retailer 21
-
$11,812 NZD
View
Price last confirmed 16 days ago
B+
Retailer 22
-
$13,935 NZD
View
B+
Retailer 23
-
$15,396 NZD
View
Most Expensive
B
NZ Jewellers
21ab1a27-7ad4-45fa-b7bf-31222146f5e3 · Nov 5
$16,213 NZD
$8,988 USD
View
23 more retailers have this diamond
Prices start from $7,180 NZDSave up to $9,034 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
1.28ct Round
$7,180 NZD