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Radiant|Lab Grown|IGI

1.27ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799643654

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG799643654

Diamond specifications and retailer prices

From $593 NZD
£263 GBP
As of November 1, 2026
Save $3,452 NZD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,356 NZD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799643654 or 799643654. Listed at 8 retailers as of November 1, 2026, with a 582% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643654
Dimensions7.86 × 5.30 × 3.60 mm
L/W Ratio1.48
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
7.86 mm5.30 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643654
Side View
Table 60.0%Crown 37.2°Girdle: STK-THKPavilion 36°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: $4,356 NZD|Low: $538 NZD|High: $5,802 NZD|Avg: $2,154 NZD|+5.4%
Rare Carat
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
November 1, 2026
Retailer 3$538 NZD
Retailer 10$593 NZD
Retailer 14$882 NZD
Retailer 4$1,207 NZD
Retailer 6$1,354 NZD
Retailer 5$1,385 NZD
Retailer 17$1,470 NZD
Retailer 7$1,565 NZD
Retailer 16$1,632 NZD
Retailer 13$1,684 NZD
Retailer 15$1,941 NZD
Retailer 2$2,310 NZD
Retailer 8$2,762 NZD
Retailer 9$3,029 NZD
Retailer 11$3,549 NZD
Retailer 12$4,045 NZD
Rare Carat$4,356 NZD

22 data points across 17 retailers

8 retailers$593 NZD to $4,045 NZD

A+
Cheapest Retailer
-
$593 NZD
£263 GBP
A
Retailer 2
-
$882 NZD
$497 USD
View
B+
Retailer 3
-
$1,684 NZD
$949 USD
View
B+
Retailer 4
-
$1,941 NZD
$1,094 USD
View
B+
Retailer 5
-
$2,310 NZD
£1,025 GBP
View
B
Retailer 6
-
$3,549 NZD
$2,000 USD
View
B
Retailer 7
-
$4,045 NZD
$2,280 USD
View
Most Expensive
Rare Carat
PE-181677 · Oct 18
$4,356 NZD
$2,455 USD
View
Price last confirmed 14 days ago
7 more retailers have this diamond
Prices start from $593 NZDSave up to $3,452 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 Radiant
$593 NZD