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Round|Lab Grown|IGI

1.68ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG760571324

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760571324

Diamond specifications and retailer prices

From $637 NZD
$359 USD
As of October 29, 2026
Save $4,313 NZD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,950 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG760571324 or 760571324. Listed at 24 retailers as of October 29, 2026, with prices from $637 to $4,950, a $4,313 spread on the same certified stone. Brilliant Earth lists it at $4,950. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760571324
Dimensions7.69 × 7.66 × 4.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.69 mm7.66 mm1.68 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760571324
Side View
Table 60.0%Crown 34.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,950 NZD|Low: $499 NZD|High: $8,960 NZD|Avg: $1,915 NZD|-44.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 6$637 NZD
Retailer 20$708 NZD
Retailer 4$735 NZD
Retailer 21$784 NZD
Retailer 16$836 NZD
Retailer 5$1,013 NZD
Retailer 15$1,056 NZD
Retailer 22$1,073 NZD
Retailer 13$1,247 NZD
Retailer 7$1,274 NZD
Retailer 12$1,312 NZD
Retailer 10$1,356 NZD
Retailer 2$1,398 NZD
Retailer 9$1,830 NZD
Retailer 3$1,888 NZD
Retailer 17$2,079 NZD
Retailer 23$2,523 NZD
Retailer 19$2,596 NZD
Retailer 18$2,965 NZD
Retailer 11$3,016 NZD
Retailer 8$3,098 NZD
Retailer 14$4,150 NZD
Brilliant Earth$4,950 NZD

6 data points across 23 retailers

24 retailers$637 NZD to $4,950 NZD

A
Cheapest Retailer
-
$637 NZD
$359 USD
A
Retailer 2
-
$708 NZD
$399 USD
View
Final sale: no returns
A
Retailer 3
-
$735 NZD
$414 USD
View
A
Retailer 4
-
$784 NZD
$442 USD
View
A
Retailer 5
-
$1,013 NZD
£449 GBP
View
A
Retailer 6
-
$1,056 NZD
$595 USD
View
A
Retailer 7
-
$1,073 NZD
$605 USD
View
A
Retailer 8
-
$1,247 NZD
$703 USD
View
A
Retailer 9
-
$1,274 NZD
€684 EUR
View
A
Retailer 10
-
$1,312 NZD
A$1,138 AUD
View
A
Retailer 11
-
$1,356 NZD
ZAR 12,342 ZAR
View
A
Retailer 12
-
$1,398 NZD
£620 GBP
View
A
Retailer 13
-
$1,830 NZD
A$1,587 AUD
View
A
Retailer 14
-
$1,888 NZD
$1,064 USD
View
B+
Retailer 15
-
$2,079 NZD
$1,172 USD
View
B+
Retailer 16
-
$2,523 NZD
$1,422 USD
View
B+
Retailer 17
-
$2,596 NZD
$1,463 USD
View
B+
Retailer 18
-
$2,798 NZD
$1,577 USD
View
B+
Retailer 19
-
$2,965 NZD
$1,671 USD
View
B+
Retailer 20
-
$3,016 NZD
$1,700 USD
View
B+
Retailer 21
-
$3,098 NZD
£1,375 GBP
View
Retailer 22
-
$3,717 NZD
A$3,223 AUD
View
Price last confirmed 120 days ago
Retailer 23
-
$4,150 NZD
$2,339 USD
View
Price last confirmed 66 days ago
Most Expensive
B
Brilliant Earth
17667337A · Oct 31
$4,950 NZD
$2,790 USD
View
23 more retailers have this diamond
Prices start from $637 NZDSave up to $4,313 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
1.68ct Round
$637 NZD