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Round|Lab Grown|IGI

1.27ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG828680442

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828680442

Diamond specifications and retailer prices

From $658 NZD
As of October 29, 2026
Save $3,706 NZD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,364 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828680442 or 828680442. Listed at 14 retailers as of October 29, 2026, with prices from $658 to $4,364, a $3,706 spread on the same certified stone. Brilliant Earth lists it at $4,364. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828680442
Dimensions6.97 × 6.92 × 4.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.97 mm6.92 mm1.27 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828680442
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 29
Current: $4,364 NZD|Low: $658 NZD|High: $4,364 NZD|Avg: $1,618 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 3$658 NZD
Retailer 11$795 NZD
Retailer 9$931 NZD
Retailer 2$962 NZD
Retailer 6$1,059 NZD
Retailer 13$1,238 NZD
Retailer 12$1,267 NZD
Retailer 7$1,762 NZD
Retailer 4$1,891 NZD
Retailer 5$2,079 NZD
Retailer 10$2,164 NZD
Retailer 8$2,248 NZD
Brilliant Earth$4,364 NZD

29 data points across 13 retailers

14 retailers$658 NZD to $4,364 NZD

A
Cheapest Retailer
-
$658 NZD
Retailer 2
-
$795 NZD
View
Price last confirmed 8 days ago
Retailer 3
-
$931 NZD
View
Price last confirmed 9 days ago
Retailer 4
-
$962 NZD
View
Price last confirmed 8 days ago
Retailer 5
-
$1,059 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,238 NZD
View
Price last confirmed 9 days ago
Retailer 7
-
$1,267 NZD
View
Price last confirmed 8 days ago
Retailer 8
-
$1,762 NZD
View
Price last confirmed 11 days ago
Retailer 9
-
$1,891 NZD
View
Price last confirmed 8 days ago
Retailer 10
-
$2,022 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,079 NZD
View
Retailer 12
-
$2,164 NZD
View
Price last confirmed 18 days ago
Retailer 13
-
$2,248 NZD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21582004A · Oct 29
$4,364 NZD
$2,460 USD
View
13 more retailers have this diamond
Prices start from $658 NZDSave up to $3,706 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
1.27ct Round
$658 NZD